Inversion Symmetry in 2DHPs
The following table contains information on the status of local and global inversion symmetries in A2MX4-type 2DHP structures.
Citation for the table: J. Am. Chem. Soc. 2025, 147 (34), 30545-30573.
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| Cation | M-X | Space group | Temp. (K) | Local inv. | Global inv. | Notes |
|---|---|---|---|---|---|---|
| Monodentate ammoniums / Secondary ammoniums | ||||||
| 1-methylhydrazin-1-ium | Pb-I | P-1 (2) | 100 | No | Yes | Layer symmetry broken |
| 1-methylhydrazin-1-ium | Pb-I | Pccn (56) | 280 | No | Yes | Layer symmetry broken |
| 1-methylhydrazin-1-ium | Pb-I | Pmmn (59) | 305, 330 | No | Yes | Layer symmetry broken |
| 1-methylhydrazin-1-ium | Pb-Br | Pmn21 (31) | 100, 300 | No | No | — |
| 1-methylhydrazin-1-ium | Pb-Br | Pmnm (59) | 380 | No | Yes | disordered; Layer symmetry broken |
| 1-methylhydrazin-1-ium | Pb-Br | P21 (4) | 300 (> 4.1 Gpa) | No | No | — |
| 2-iodo-N-methylethan-1-aminium | Pb-I | P42/n (86) | 296 | No | Yes | Layer symmetry broken |
| 3-bromo-N-methylpropan-1-aminium | Pb-Br | Aba2 (41) | 100, 296 | No | No | — |
| (3-bromophenyl)-N-methylmethanaminium | Pb-Cl | Pbcn (60) | 296 | No | Yes | Layer symmetry broken |
| 3-carboxypiperidin-1-ium | Pb-I | Pnma (62) | 300 | No | Yes | Layer symmetry broken |
| (R)- 3-carboxypiperidin-1-ium | Pb-I | C2 (5) | 300 | No | No | — |
| 3-chloro-N-methylanilinium | Pb-I | Pbcn (60) | 296 | No | Yes | Layer symmetry broken |
| 3-fluoro-N-methylanilinium | Pb-I | Pn (7) | 100 | No | No | — |
| (3-fluorophenyl)-N-methylmethanaminium | Pb-Br | Pbcn (60) | 293 | No | Yes | Layer symmetry broken |
| (3-fluorophenyl)-N-methylmethanaminium | Pb-Br | Cmcm (63) | 413 | No | Yes | Layer symmetry broken |
| 3-iodo-N-methylpropan-1-aminium | Pb-I | Aba2 (41) | 100, 296 | No | No | — |
| 3-iodo-N-methylpropan-1-aminium | Sn-I | Aba2 (41) | 296 | No | No | — |
| 3,3-difluoropyrrolidin-1-ium | Pb-I | Pbcn (60) | 300 | No | Yes | Layer symmetry broken |
| 3,3-difluoropyrrolidin-1-ium | Sn-I | Pna21 (33) | 290 | No | No | — |
| 4-bromo-N-methylbutan-1-aminium | Pb-Br | Pbcn (60) | 296 | No | Yes | Layer symmetry broken |
| 4-fluoro-N-methylanilinium | Pb-I | Pbcn (60) | 100 | No | Yes | Layer symmetry broken |
| 4-iodo-N-methylbutan-1-aminium | Pb-I | Pbcn (60) | 296 | No | Yes | Layer symmetry broken |
| 4-iodo-N-methylbutan-1-aminium | Sn-I | Pbcn (60) | 296 | No | Yes | Layer symmetry broken |
| 4-methoxy-N-methylanilinium | Pb-I | P21/a (14) | 294 | Yes | Yes | disordered |
| 4,4-difluoroazepan-1-ium | Pb-I | P21 (4) | 293 | No | No | — |
| 4,4-difluoroazepan-1-ium | Pb-I | Cmc21 (36) | 343 | No | No | — |
| 4,4-difluoroazepan-1-ium | Pb-I | Imm2 (44) | 423 | No | No | — |
| 4,4-difluoroazepan-1-ium | Pb-I | I-4m2 (121) | 493 | Yes | No | disordered; Layer symmetry broken |
| 4,4-difluoropiperidinium | Pb-I | Aba2 (41) | 100, 173, 300 | No | No | — |
| 4,4-difluoropiperidinium | Pb-I | I 4/mmm (139) | 453 | Yes | Yes | disordered |
| 4,4-difluoropiperidinium | Pb-Br | Aba2 (41) | 293 | No | No | — |
| 4,4-difluoropiperidinium | Pb-Br | P-1 (2) | 293 | No | Yes | Octahedral symmetry broken |
| 4,4-difluoropiperidinium | Pb-Br | Fmmm (69) | 293 | Yes | Yes | disordered |
| 4,4-difluoropiperidinium | Pb-Br | I 4/mmm (139) | 420 | Yes | Yes | disordered |
| 4,4-difluoropiperidinium | Sn-I | Pna21 (33) | 290 | No | No | — |
| 5-iodo-N-methylpentan-1-aminium | Pb-I | Aba2 (41) | 301.9 | No | No | — |
| morpholin-4-ium | Pb-I | C2/c (15) | 100 | No | Yes | Layer symmetry broken |
| N,O-dimethylhydroxylammonium | Sn-Br | C2/c (15) | 293 | No | Yes | Layer symmetry broken |
| N-methylanilinium | Pb-I | Cc (9) | 100 | No | No | disordered |
| N-methylcyclohexanaminium | Pb-Cl | Pmn21 (31) | 250 | No | No | — |
| N-methylcyclohexanaminium | Pb-Cl | Pmmn (59) | 363 | No | Yes | Layer symmetry broken |
| N-methylcyclohexanaminium | Pb-Cl | I4/mmm (139) | 380 | Yes | Yes | disordered |
| N,4-dimethylanilinium | Pb-I | P42/n (86) | 100 | Yes | Yes | disordered |
| piperidin-1-ium | Pb-Br | Pnma (62) | 210 | No | Yes | Layer symmetry broken |
| piperidin-1-ium | Pb-Cl | Pnma (62) | 120 | No | Yes | Layer symmetry broken |
| piperidin-1-ium | Pb-Cl | C2/c (15) | 373 | No | Yes | Octahedral symmetry broken |
| Monodentate ammoniums / Tertiary ammonium | ||||||
| 3-bromopyridinium | Pb-I | P21/c (14) | 180.15 | Yes | Yes | — |
| 3-bromopyridinium | Pb-Br | Pnma (62) | 180.15 | No | Yes | Layer symmetry broken |
| 3-iodopyridinium | Sn-I | Pnma (62) | 293 | No | Yes | Layer symmetry broken |
| 3-iodo-N,N-dimethylpropan-1-aminium | Pb-I | Aba2 (41) | 100, 296 | No | No | — |
| 4H-1,2,4-triazol-1-ium | Pb-Br | C2/c (15) | 173, 298 | No | Yes | Layer symmetry broken |
| 4H-1,2,4-triazol-1-ium | Pb-Br | P21/c (14) | 173 | Yes | Yes | kinetically stable |
| 4H-1,2,4-triazol-1-ium | Pb-Cl | P212121 (19) | 93, 125 | No | No | — |
| 4H-1,2,4-triazol-1-ium | Pb-Cl | Cmcm (64) | 300 | No | Yes | Layer symmetry broken |
| 4H-1,2,4-triazol-1-ium | Pb-Cl | Fmmm (69) | 380 | Yes | Yes | — |
| 4H-1,2,4-triazol-1-ium + imidazolium | Pb-Br | Pbcm (57) | 173, 298 | No | Yes | Layer symmetry broken; source structure cell + |
| 5,6-difluoro-1H-benzimidazol-3-ium | Pb-I | C2/c (15) | 293 | No | Yes | Octahedral symmetry broken |
| 5,6-difluoro-1H-benzimidazol-3-ium | Pb-Br | C2/c (15) | 150 | No | Yes | Octahedral symmetry broken |
| 5,6-difluoro-1H-benzimidazol-3-ium | Sn-I | C2/c (15) | 123 | No | Yes | Octahedral symmetry broken |
| benzimidazolium | Pb-I | C2/c (15) | 100 | No | Yes | Octahedral symmetry broken |
| benzimidazolium | Pb-Cl | C2/c (15) | 100 | No | Yes | — |
| benzimidazolium | Sn-I | C2/c (15) | 100 | No | Yes | — |
| Bidentate ammoniums / Secondary and secondary ammoniums | ||||||
| Piperazine-1,4-diium | Pb-Cl | P21/c (14) | 293 | No | Yes | Layer symmetry broken |
| Bidentate ammoniums / Secondary and tertiary ammoniums | ||||||
| 1-ethylpiperazine-1,4-di-ium | Pb-Br | Pc (7) | 293 | No | No | — |
| 1-propylpiperazine-1,4-diium | Pb-Br | Pbca (61) | 293 | No | Yes | Layer symmetry broken |
| 4-[amino(iminio)methyl]pyridin-1-ium | Pb-Br | Pbca (61) | 190 | No | Yes | Layer symmetry broken |
| 4-[amino(iminio)methyl]pyridin-1-ium | Pb-I | Pbca (61) | 296 | No | Yes | Layer symmetry broken |
| 4,4'-(hydrazine-1,2-diyl)bis(pyridin-1-ium) | Pb-I | P2/c (13) | 296 | No | Yes | Octahedral symmetry broken |
| Bidentate ammoniums / Tertiary and tertiary ammoniums | ||||||
| 1,4-dimethylpiperazine-1,4-diium | Pb-Br | P21 (4) | 293 | No | No | — |
| 1,4-dimethylpiperazine-1,4-diium | Sn-Br | P21/m (11) | 100 | No | Yes | Layer symmetry broken |
| 2,2'-Biimidazolium | Pb-I | C2/c (15) | 293 | No | Yes | Layer symmetry broken |
| 2,2'-Biimidazolium | Sn-I | C2/c (15) | 293 | No | Yes | Layer symmetry broken |
| 2,4,6-triamino-1,3,5-triazine-1,3-di-ium | Pb-Br | P21/c (14) | 296 | No | Yes | Layer symmetry broken |
| 2,4,6-triamino-1,3,5-triazine-1,3-di-ium | Pb-Cl | P21/c (14) | 296 | No | Yes | Layer symmetry broken |
| 3,7-dihydrobenzo[1,2-d:4,5-d']diimidazole-1,5-diium | Pb-I | C2/m (12) | 293 | Yes | Yes | — |
| 3,7-dihydrobenzo[1,2-d:4,5-d']diimidazole-1,5-diium | Sn-I | C2/m (12) | 300 | Yes | Yes | — |
| N,N,N',N'-tetramethylbenzene-1,4-diammonium | Pb-Br | P21/m (11) | 296 | No | Yes | Layer symmetry broken |
| N,N,N',N'-tetramethylbenzene-1,4-diammonium | Sn-Br | P21/m (11) | 150 | No | Yes | Layer symmetry broken |
| N,N,N',N'-tetramethylbenzene-1,4-diammonium | Sn-I | P21/m (11) | 150 | No | Yes | Layer symmetry broken |
| Bidentate ammoniums / Quaternary and quaternary ammoniums | ||||||
| 1,1,4,4-tetramethylpiperazine-1,4-diium | Pb-I | Cmca (64) | 296 | No | Yes | Layer symmetry broken |
| 1,1,4,4-tetramethylpiperazine-1,4-diium | Pb-Br | Cmca (64) | 296 | No | Yes | Layer symmetry broken |
| 1,1,4,4-tetramethylpiperazine-1,4-diium | Pb-Cl | Cmca (64) | 296 | No | Yes | Layer symmetry broken |
| Bidentate ammoniums / Secondary and primary ammonium | ||||||
| 3-azaniumylpyrrolidin-1-ium | Pb-I | Pna21 (33) | 298 | No | No | — |
| 3-azaniumylpyrrolidin-1-ium | Pb-Br | P21/c (14) | 250, 298 | No | Yes | Layer symmetry broken |
| 3-azaniumylpyrrolidin-1-ium | Pb-Cl | P21/c (14) | 298 | No | Yes | — |
| N-Methylethane-1,2-diaminium | Pb-Br | P212121 (19) | 100 | No | No | — |
| N-Methylpropane-1,3-diaminium | Pb-Br | P21/c (14) | 100 | No | Yes | Layer symmetry broken |
| N1-(1-phenylethyl)ethane-1,2-diaminium | Pb-I | Pbca (61) | 100 | No | Yes | Layer symmetry broken |
| N1-(1-phenylethyl)ethane-1,2-diaminium | Pb-I | Pmma (51) | 293 | No | Yes | disordered |
| (R/S)-N1-(1-phenylethyl)ethane-1,2-diaminium | Pb-I | P21 (4) | 293 | No | No | — |
| (R/S)-N1-(1-phenylethyl)ethane-1,2-diaminium | Pb-I | P212121 (19) | 423 | No | No | — |
| 3-(ammoniomethyl)piperidin-1-ium | Pb-I | P21/c (14) | 293 | No | Yes | Octahedral symmetry broken |
| (R/S)-3-azaniumylpiperidin-1-ium | Pb-I | P212121 (19) | 298 (R),200 (S) | No | No | — |
| 4-(2-Ammonioethyl)piperazin-1-ium | Pb-I | Pbca (61) | 293 | No | Yes | Layer symmetry broken |
| [2-(acetylazaniumyl)ethyl]ammonium | Pb-Cl | Pbca (61) | 153 | No | Yes | Layer symmetry broken |
| 4-(ammoniomethyl)piperidin-1-ium | Pb-I | Pc (7) | 298 | No | No | — |
| 4-(ammoniomethyl)piperidin-1-ium | Pb-I | P21/c (14) | 373 | No | Yes | Octahedral symmetry broken |
| 4-(ammoniomethyl)piperidin-1-ium | Pb-Br | Pca21 (29) | 293 | No | No | — |
| 4-(ammoniomethyl)piperidin-1-ium | Sn-I | Pca21 (29) | 100, 295 | No | No | — |
| 4-(ammoniomethyl)piperidin-1-ium | Sn-I | Pbam (55) | 380 | No | Yes | disordered; Octahedral symmetry broken |
| Bidentate ammoniums / Tertiary and primary ammoniums | ||||||
| 1-(2-azaniumylethyl)piperidin-1-ium | Pb-I | P21/n (14) | 203 | No | Yes | Layer symmetry broken |
| 1-(2-azaniumylethyl)piperidin-1-ium | Pb-I | P21/c (14) | 293 | No | Yes | — |
| 1-(2-azaniumylethyl)piperidin-1-ium | Pb-Br | P21/c (14) | 100, 296 | No | Yes | — |
| 1-(2-azaniumylethyl)piperidin-1-ium | Sn-I | P21/c (14) | 296 | No | Yes | — |
| 1-(3-ammoniopropyl)-1H-imidazol-3-ium | Pb-Br | P21/c (14) | 293 | No | Yes | Layer symmetry broken |
| 1,4-bis(3-azaniumylpropyl)piperazine-1,4-diium | Pb-Br | Pbca (61) | 293 | No | Yes | Layer symmetry broken |
| 2-(ammoniomethyl)-1H-imidazol-3-ium | Pb-Cl | Pbca (61) | 100, 300 | No | Yes | Layer symmetry broken |
| 2-(2-ammonioethyl)pyridinium | Pb-I | P21/n (14) | 100 | No | Yes | Layer symmetry broken |
| 2-(2-azaniumylethyl)-1H-imidazol-3-ium | Pb-Cl | P21/c (14) | 100, 300 | No | Yes | Octahedral symmetry broken |
| 2-(2-azaniumylethyl)-1H-imidazol-3-ium | Pb-I | P21/c (14) | 100 | No | Yes | — |
| 2-(2-azaniumylethyl)-1H-imidazol-3-ium | Sn-I | Pca21 (29) | 100 | No | No | — |
| 2-(2-azaniumylethyl)-1H-imidazol-3-ium | Pb-Br | P21/c (14) | 100 | No | Yes | Octahedral symmetry broken |
| 2-(ammoniomethyl)pyridinium | Pb-I | Pbca (61) | 153, 296 | No | Yes | Layer symmetry broken |
| 2-(ammoniomethyl)pyridinium | Pb-Br | Pbca (61) | 100, 296 | No | Yes | — |
| 2-(ammoniomethyl)pyridinium | Pb-Cl | Pna21 (33) | 100 | No | No | — |
| 2-(ammoniomethyl)pyridinium | Pb-Cl | Pbca (61) | 296 | No | Yes | Layer symmetry broken |
| 2-(pyridin-1-ium-2-yl)ethan-1-aminium | Sn-I | P21/n (14) | 100 | No | Yes | Layer symmetry broken |
| 2-(pyridin-1-ium-4-yl)ethan-1-aminium | Sn-I | P21/n (14) | 100 | No | Yes | Layer symmetry broken |
| 2-(pyridin-1-ium-4-yl)ethan-1-aminium | Pb-I | P21/n (14) | 294 | No | Yes | — |
| 2-(pyridin-1-ium-4-yl)ethan-1-aminium | Pb-Br | P21/n (14) | 100 | No | Yes | — |
| 3-(2-ammonioethyl)pyridinium | Pb-I | P21/n (14) | 100 | No | Yes | Layer symmetry broken |
| 3-(2-ammonioethyl)pyridinium | Pb-Br | Pbca (61) | 100 | No | Yes | disordered |
| 3-(2-ammoniumylethyl)pyridin-1-ium | Sn-I | Pbca (61) | 100 | No | Yes | Layer symmetry broken |
| 3-(2-ammoniumylethyl)pyridin-1-ium | Pb-Br | Pbca (61) | 100 | No | Yes | — |
| 3-(2-azaniumylethyl)-1H-imidazol-3-ium | Pb-I | P21/c (14) | 100 | No | Yes | Octahedral symmetry broken |
| 3-(2-azaniumylethyl)-1H-imidazol-3-ium | Sn-I | P21/c (14) | 100 | No | Yes | — |
| 3-(2-azaniumylethyl)-1H-imidazol-3-ium | Pb-Br | Pbca (61) | 100 | No | Yes | Layer symmetry broken |
| 4-(2-ammonioethyl)-1H-imidazol-3-ium | Pb-I | P21/n (14) | 293 | No | Yes | Layer symmetry broken |
| 4-(2-ammonioethyl)-1H-imidazol-3-ium | Sn-I | P21/n (14) | 293 | No | Yes | — |
| 4-(2-ammonioethyl)pyridinium | Pb-I | P21/n (14) | 100 | No | Yes | Layer symmetry broken |
| 4-(2-azaniumylethyl)-1H-imidazol-3-ium | Sn-I | P21/n (14) | 100 | No | Yes | Layer symmetry broken |
| 4-(2-azaniumylethyl)-1H-imidazol-3-ium | Pb-Br | P21/c (14) | 100 | No | Yes | Octahedral symmetry broken |
| 4-(2-azaniumylethyl)-1H-imidazol-3-ium | Pb-Br | P21/c (14) | 100 | No | Yes | — |
| 4-(ammoniomethyl)pyridinium | Pb-Br | Pbca (61) | 293 | No | Yes | Layer symmetry broken |
| 4-(ammoniomethyl)pyridinium | Sn-Br | Pbca (61) | 293 | No | Yes | — |
| 4-(ammoniomethyl)pyridinium | Sn-I | Pmmn (59) | 293 | Yes | Yes | disordered |
| 4-azaniumyl-1-methylpiperidin-1-ium | Pb-I | P21/c (14) | 296 | No | Yes | Layer symmetry broken |
| N,N-dimethylbenzene-1,4-diammonium | Pb-I | P21/n (14) | 100 | No | Yes | Layer symmetry broken |
| N,N-dimethylbenzene-1,4-diammonium | Pb-Br | P21/n (14) | 100 | No | Yes | Layer symmetry broken |
| N,N-dimethylbenzene-1,4-diammonium | Pb-Cl | P21/n (14) | 293 | No | Yes | Layer symmetry broken |
| N,N-dimethylpropane-1,3-diaminium | Pb-I | Pbca (61) | 100, 200, 298 | No | Yes | Octahedral symmetry broken |
| N,N-dimethylpropane-1,3-diaminium | Pb-Br | P21/c (14) | 293 | No | Yes | — |
| N,N-dimethylpropane-1,3-diaminium | Pb-Br | Aba2 (41) | 293 | No | No | — |
| N,N-dimethylpropane-1,3-diaminium | Pb-Cl | P21/c (14) | 296 | No | Yes | Octahedral symmetry broken |
| N1,N1-dimethylethane-1,2-bis(aminium) | Pb-Br | Pbca (61) | 293 | No | Yes | Layer symmetry broken |
| N1,N1-dimethylethane-1,2-bis(aminium) | Pb-Br | P21/c (14) | 293 | No | Yes | Layer symmetry broken |
| N1,N1-dimethylethane-1,2-bis(aminium) | Pb-Cl | Pca21 (29) | 296 | No | No | — |
| Bidentate ammoniums / Quaternary and primary ammoniums | ||||||
| 1-(2-(ammonio)ethyl)pyridinium | Pb-I | P21/c (14) | 100 | No | Yes | Layer symmetry broken |
| 1-(2-(ammonio)ethyl)pyridinium | Pb-Br | P21/c (14) | 296 | No | Yes | Octahedral symmetry broken |
| 1-(2-(ammonio)ethyl)pyridinium | Pb-Br | Pbca (61) | 100 | No | Yes | Layer symmetry broken |
| 1-(2-(ammonio)ethyl)pyridinium | Sn-I | Pbca (61) | 100 | No | Yes | Layer symmetry broken |
| 2-(2-azaniumylethyl)-5,6-difluorobenzotriazol-2-ium | Pb-I | Pnma (62) | 100 | No | Yes | Layer symmetry broken |
| 2-(2-azaniumylethyl)-5,6-difluorobenzotriazol-2-ium | Pb-Br | P21/c (14) | 100 | No | Yes | Octahedral symmetry broken |
| 2-(2-azaniumylethyl)benzotriazol-2-ium-1-ide | Pb-I | Pnma (62) | 100 | No | Yes | Layer symmetry broken |
| 2-(2-azaniumylethyl)benzotriazol-2-ium-1-ide | Pb-Br | C2/c (15) | 100, 300 | No | Yes | disordered; Octahedral symmetry broken |
| 2-(2-azaniumylethyl)benzotriazol-2-ium-1-ide | Pb-Cl | C2/c (15) | 100, 300 | No | Yes | disordered; Octahedral symmetry broken |
| 2-(pyridin-4-yl)ethan-1-aminium | Pb-I | P21/b (14) | 100 | No | Yes | Layer symmetry broken |
| 2-(pyridin-4-yl)ethan-1-aminium | Pb-Br | Pn (7) | 296 | No | No | — |
| 2-azaniumylethyl)(trimethyl)phosphonium | Pb-Br | P21 (4) | 293, 448 | No | No | — |
| 3-(2-ammonioethyl)-1,3-thiazol-3-ium | Pb-I | P21/n (14) | 230, 293 | No | Yes | Layer symmetry broken |
| 3-(2-ammonioethyl)-1,3-thiazol-3-ium | Pb-Br | P21/n (14) | 193, 293 | No | Yes | Layer symmetry broken |
| N1,N1,N1-trimethylethane-1,2-bis(aminium) | Sn-I | Cmca (64) | 293 | Yes | Yes | disordered |
| N1,N1,N1-trimethylethane-1,2-bis(aminium) | Pb-Br | Pmma (51) | 293 | Yes | Yes | disordered |
| Primary ammonium / Primary ammonium | ||||||
| (1, 4-phenylene)dimethanaminium | Pb-I | P21/c (14) | 273, 293 | Yes | Yes | — |
| (1, 4-phenylene)dimethanaminium | Pb-Cl | Pbnm (62) | 293 | Yes | Yes | — |
| (1R)-1-(4-fluorophenyl)ethan-1-aminium | Pb-Br | P212121 (19) | 200 | No | No | — |
| (1S)-1-(4-fluorophenyl)ethan-1-aminium | Pb-Br | P212121 (19) | 200 | No | No | — |
| 2-hydroxyethan-1-aminium | Pb-Br | Pbcn (60) | 293 | No | Yes | Layer symmetry broken |
| 2-hydroxyethan-1-aminium | Pb-I | P21/c (14) | 173, 293 | Yes | Yes | — |
| (2-methoxyphenyl)methanaminium | Pb-Br | P21/c (14) | 296 | Yes | Yes | — |
| thiophen-2-ylmethanaminium | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| thiophen-2-ylmethanaminium | Sn-I | Pbca (61) | 293 | Yes | Yes | — |
| thiophen-2-ylmethanaminium | Sn-I | Cmc21 (36) | 100 | No | No | — |
| (2, 3-difluorophenyl)methanaminium | Pb-Cl | Pnma (62) | 293 | No | Yes | Layer symmetry broken |
| (2, 3-dihydrothiophen-2-yl)methanaminium | Pb-Cl | Pbca (61) | 293 | Yes | Yes | — |
| (2, 3, 5, 6-tetrafluoro-1, 4-phenylene)dimethanaminium | Pb-I | P21/c (14) | 100, 210 | Yes | Yes | — |
| (2, 4-difluorophenyl)methanaminium | Pb-Cl | Pnma (62) | 293 | No | Yes | Layer symmetry broken |
| (2, 4-difluorophenyl)methanaminium | Pb-Cl | I4/mmm (139) | 478 | Yes | Yes | — |
| (2, 6-difluorophenyl)methanaminium | Pb-Cl | Pnma (62) | 293 | No | Yes | Layer symmetry broken |
| (2, 5-difluorophenyl)methanaminium | Pb-Cl | Pnma (62) | 293 | No | Yes | Layer symmetry broken |
| (2R)-2-phenylpropan-1-aminium + ethylammonium | Pb-Br | P21 (4) | 173 | No | No | — |
| (2S)-2-phenylpropan-1-aminium + ethylammonium | Pb-Br | P21 (4) | 173 | No | No | — |
| (3-chloro-2-fluorophenyl)methanaminium | Pb-Br | P21/c (14) | 100 | Yes | Yes | — |
| (3-chloro-2-fluorophenyl)methanaminium | Pb-I | P21/c (14) | 100 | Yes | Yes | — |
| (3-chlorophenyl)methylammonium | Pb-Cl | P21/c (14) | 300 | Yes | Yes | — |
| (3-hydroxypropyl)ammonium | Pb-I | P21/c (14) | 298, 173, 100 | Yes | Yes | — |
| 3-iodopropan-1-aminium | Pb-I | P21/c (14) | 298, 173, 100 | Yes | Yes | — |
| (3-methoxyphenyl)methanaminium | Pb-Br | P21/c (14) | 296 | Yes | Yes | — |
| (3-methoxyphenyl)methanaminium | Pb-I | Pnma (62) | 100 | No | Yes | Layer symmetry broken |
| (4-bromo-2-fluorophenyl)methylammonium | Pb-I | P21/c (14) | 100 | Yes | Yes | — |
| (4-bromo-2-fluorophenyl)methylammonium | Sn-I | P21/c (14) | 100 | Yes | Yes | — |
| (4-bromophenyl)methanaminium | Pb-I | P21 (4) | 104, 180, 298 | No | No | — |
| (4-chloro-2-fluorophenyl)methanaminium | Pb-Br | Pnma (62) | 293 | No | Yes | Layer symmetry broken |
| (4-chloro-2-fluorophenyl)methanaminium | Pb-Br | I4/mmm (139) | 395 | Yes | Yes | — |
| (4-chlorophenyl)methanaminium | Pb-Cl | Cmc21 (36) | 303, 463 | No | No | — |
| (4-chlorophenyl)methanaminium | Pb-Cl | I4/mmm (139) | 500 | Yes | Yes | — |
| (4-chlorophenyl)methanaminium | Pb-I | P21 (4) | 225, 180, 298 | No | No | — |
| (4-fluorophenyl)methanaminium | Pb-I | P21/n (14) | 106, 180, 296 | No | Yes | Layer symmetry broken |
| 4-iodobutan-1-aminium | Pb-I | P21/c (14) | 173 | Yes | Yes | — |
| 4-iodobutan-1-aminium | Sn-I | P21/a (14) | 295 | Yes | Yes | — |
| (4-iodophenyl)methanaminium | Pb-I | P21/c (14) | 100 | Yes | Yes | — |
| (4-methoxyphenyl)methanaminium | Pb-Br | P21/c (14) | 296 | Yes | Yes | — |
| (4, 5-dihydrothiophen-2-yl)methanaminium | Pb-I | Pbca (61) | 298 | Yes | Yes | — |
| 5-iodopentan-1-aminium | Pb-I | P21/c (14) | 173 | Yes | Yes | — |
| (cis)-(cyclohexane-1, 3-diyl)dimethanaminium | Pb-Cl | Cc (9) | 277 | No | No | — |
| (cis)-(cyclohexane-1, 3-diyl)dimethanaminium | Pb-Br | Pna21 (33) | 293 | No | No | — |
| (cis)-(cyclohexane-1, 3-diyl)dimethanaminium | Pb-Br | Pnma (62) | 150 | Yes | Yes | — |
| (cis)-(cyclohexane-1, 3-diyl)dimethanaminium | Pb-I | Pna21 (33) | 296 | No | No | — |
| (cyclohexane-1, 4-diyl)dimethanaminium | Pb-I | P21/c (14) | 173, 273 | Yes | Yes | — |
| Methylammonium + (diaminomethylidene)sulfanium | Pb-I | Imma (74) | 299 | Yes | Yes | — |
| furan-2-ylmethanaminium + thiophen-2-ylmethanaminium | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| (R)-1-(3-bromophenyl)ethan-1-aminium | Pb-I | P21 (4) | 173 | No | No | — |
| (R)-1-(3-bromophenyl)ethan-1-aminium | Pb-Br | P21 (4) | 173 | No | No | — |
| (R)-1-(3-chlorophenyl)ethan-1-aminium | Pb-I | P21 (4) | 100 | No | No | — |
| (R)-1-(3-chlorophenyl)ethan-1-aminium | Pb-Br | P21 (4) | 100 | No | No | — |
| (R)-1-(naphthalen-2-yl)ethan-1-aminium | Pb-Br | P21 (4) | 296 | No | No | — |
| (R)-1-cyclohexylethan-1-aminium | Pb-Cl | P21 (4) | 173 | No | No | — |
| (R)-1-phenylethan-1-aminium | Pb-I | P212121 (19) | 100, 173, 296 | No | No | — |
| (R)-1-phenylethan-1-aminium | Sn-I | P212121 (19) | 250 | No | No | — |
| (R)-1-phenylpropan-1-aminium + ethanaminium | Pb-Br | P21 (4) | 298 | No | No | — |
| (R)-2-phenylpropan-1-aminium | Pb-Br | P21212 (18) | 100 | No | No | — |
| (R)-2-phenylpropan-1-aminium + butan-1-aminium | Pb-Br | P21 (4) | 293 | No | No | — |
| (R)-2-phenylpropan-1-aminium + propan-1-aminium | Pb-Br | P21 (4) | 293 | No | No | — |
| (R)-4-(1-azaniumylethyl)anilinium | Pb-I | P212121 (19) | 293 | No | No | — |
| (R)-4-bromobutan-2-aminium | Pb-Br | P21 (4) | 100 | No | No | — |
| (R)-cyclohexane-1, 2-diammonium | Pb-Br | P21212 (18) | 200 | No | No | — |
| (rac)-1-phenylethan-1-aminium | Pb-I | P21/c (14) | 100 | Yes | Yes | — |
| (rac)-1-phenylethan-1-aminium | Pb-I | C2/m (12) | 203 | Yes | Yes | — |
| (rac)-1-phenylethan-1-aminium | Pb-I | P21/a (14) | 293 | Yes | Yes | — |
| (rac)-1-phenylethan-1-aminium | Sn-I | Pnma (62) | 250 | No | Yes | Layer symmetry broken |
| (rac)-2-hydroxypropan-1-aminium | Pb-Br | P21/c (14) | 293 | Yes | Yes | — |
| (RS)- 1-cyclohexylethan-1-aminium | Pb-Br | Pnma (62) | 173 | No | Yes | Layer symmetry broken |
| (RS)- 1-cyclohexylethan-1-aminium | Pb-Cl | C2/c (15) | 173 | Yes | Yes | — |
| (S)-1-(4-methoxyphenyl)ethan-1-aminium | Pb-Br | P21 (4) | 295 | No | No | — |
| (S)-2-methylbutan-1-aminium | Pb-Br | P21 (4) | 100 | No | No | — |
| (S)-2-methylbutan-1-aminium | Pb-I | P21 (4) | 298 | No | No | — |
| (S)-2-methylbutan-1-aminium | Pb-I | P212121 (19) | 100 | No | No | — |
| (S)-1-(naphthalen-2-yl)ethan-1-aminium | Pb-Br | P21 (4) | 296 | No | No | — |
| (S)-1-cyclohexylethan-1-aminium | Pb-Cl | P21 (4) | 173 | No | No | — |
| (S)-1-phenylethan-1-aminium | Pb-I | P212121 (19) | 298 173 200 100 | No | No | — |
| (S)-1-phenylethan-1-aminium | Sn-I | P212121 (19) | 250 | No | No | — |
| (S)-1-phenylpropan-1-aminium + ethanaminium | Pb-Br | P21 (4) | 299 | No | No | — |
| (S)-2-phenylpropan-1-aminium | Pb-Br | P21212 (18) | 100 | No | No | — |
| (S)-2-phenylpropan-1-aminium + butan-1-aminium | Pb-Br | P21 (4) | 293 | No | No | — |
| (S)-4-(1-azaniumylethyl)anilinium | Pb-I | P212121 (19) | 293 150 | No | No | — |
| (S)-cyclohexane-1, 2-diammonium | Pb-Br | P21212 (18) | 272 | No | No | — |
| (S)-heptan-2-aminium + (R)-1-(4-bromophenyl)ethan-1-aminium | Pb-I | P21 (4) | 98 | No | No | — |
| (S)-heptan-2-aminium + (S)-1-(4-bromophenyl)ethan-1-aminium | Pb-I | P21 (4) | 80 | No | No | — |
| thiophen-2-ylmethanaminium | Pb-Cl | Cmca (64) | 415 | Yes | Yes | — |
| thiophen-2-ylmethanaminium | Pb-I | Cmca (64) | 212 | Yes | Yes | — |
| [4-(trifluoromethyl)phenyl]methanaminium | Pb-I | P21/c (14) | 273 | Yes | Yes | — |
| 1-(2-fluorophenyl)ethan-1-aminium | Pb-I | P21/n (14) | 298 | No | Yes | Layer symmetry broken |
| (R)-1-(3-bromophenyl)ethan-1-aminium | Pb-I | P21 (4) | 103 | No | No | — |
| 1-(3-bromophenyl)ethan-1-aminium | Pb-I | P21/c (14) | 105 | Yes | Yes | — |
| (R/S)-1-(4-bromophenyl)ethan-1-aminium + aminomethaniminium | Pb-Br | P21 (4) | 166, 200 | No | No | — |
| (R)-1-(4-chlorophenyl)ethan-1-aminium | Pb-Br | P212121 (19) | 299 | No | No | — |
| 1-(4-methylphenyl)ethan-1-aminium | Pb-I | Cmc21 (36) | 298, 100 | No | No | — |
| (R)-1-(4-methylphenyl)ethan-1-aminium | Pb-I | P21 (4) | 103 | No | No | — |
| (R)-1-(4-nitrophenyl)ethan-1-aminium | Pb-Br | P21 (4) | 298 | No | No | — |
| (R)-1-(naphthalen-1-yl)ethan-1-aminium | Pb-Br | P21 (4) | 299 | No | No | — |
| 1-(naphthalen-1-yl)ethan-1-aminium | Pb-Br | P21/c (14) | 298 | Yes | Yes | — |
| 1-(naphthalen-2-yl)ethan-1-aminium | Pb-Br | P21/c (14) | 296 | Yes | Yes | — |
| (R/S)-1-phenylpropan-1-aminium + ethylammonium | Pb-Cl | P21 (4) | 300 | No | No | — |
| (R/S)-1-phenylpropan-1-aminium + pentan-1-aminium | Pb-Br | P212121 (19) | 300 | No | No | — |
| (R/S)-1-phenylpropan-1-aminium + propan-1-aminium | Pb-Br | P21 (4) | 300 | No | No | — |
| (R/S)-1-phenylpropan-1-aminium + propan-1-aminium | Pb-Br | P21 (4) | 100 | No | No | — |
| (R/S)-1-phenylpropan-1-aminium + propan-1-aminium | Pb-Br | P212121 (19) | 380 | No | No | — |
| (R/S)-1, 1, 1-trifluoropropan-2-aminium | Pb-Br | P21212 (18) | 200 | No | No | — |
| decane-1, 10-diaminium | Pb-Br | P21/c (14) | 173 | Yes | Yes | — |
| dodecane-1, 12-diaminium | Pb-I | P21/c (14) | 173, 298 | Yes | Yes | — |
| 1, 3-phenylenediammonium | Pb-Br | C2/c (15) | 303 | Yes | Yes | — |
| cyclohexane-1, 4-diyldimethanaminium | Pb-Cl | Pnma (62) | 173 | No | Yes | Layer symmetry broken |
| cyclohexane-1, 4-diyldimethanaminium | Pb-Br | P21/c (14) | 173 | Yes | Yes | — |
| cyclohexane-1, 4-diyldimethanaminium | Pb-I | P21/c (14) | 173, 273 | Yes | Yes | — |
| butane-1, 4-diaminium | Pb-Cl | P21/c (14) | 295 | No | Yes | Layer symmetry broken |
| butane-1, 4-diaminium | Pb-I | P-1 (2) | 100 | Yes | Yes | — |
| butane-1, 4-diaminium | Pb-I | C2/c (15) | 293 | Yes | Yes | — |
| 1, 4-phenylenedimethanaminium | Pb-Br | P21/c (14) | 299 | Yes | Yes | — |
| 1, 5-diammonionaphthalene | Pb-I | P21/c (14) | 173 | Yes | Yes | — |
| 1, 5-diammonionaphthalene | Sn-I | P21/c (14) | 100 | Yes | Yes | — |
| hexane-1, 6-diaminium | Pb-Cl | P21/c (14) | 295 | No | Yes | Layer symmetry broken |
| hexane-1, 6-diaminium | Pb-Br | P21/c (14) | 238, 295 | Yes | Yes | — |
| hexane-1, 6-diaminium | Pb-I | P21/c (14) | 295, 200 | Yes | Yes | — |
| octane-1, 8-diaminium | Pb-I | P21/c (14) | 293, 200 | Yes | Yes | — |
| 2-([1, 1'-biphenyl]-4-yl)ethan-1-aminium | Pb-I | Cmc21 (36) | 100 | No | No | — |
| 2-(2-bromophenyl)ethan-1-aminium | Pb-I | P21 (4) | 100, 180 | No | No | — |
| 2-(2-bromophenyl)ethan-1-aminium | Pb-I | P21/c (14) | 220, 296 | Yes | Yes | — |
| 2-(2-bromophenyl)ethan-1-aminium | Sn-I | P21/c (14) | 293 | Yes | Yes | — |
| 2-(2-chlorophenyl)ethan-1-aminium | Pb-I | C2/m (12) | 100 | Yes | Yes | — |
| 2-(2-chlorophenyl)ethan-1-aminium | Sn-I | C2/m (12) | 293 | Yes | Yes | — |
| 2-(2-fluorophenyl)ethan-1-aminium | Pb-I | P-1 (2) | 298 | Yes | Yes | — |
| 2-(2-fluorophenyl)ethan-1-aminium | Sn-I | C2/c (15) | 295 | No | Yes | Octahedral symmetry broken |
| 2-(2-methylphenyl)ethan-1-aminium | Pb-I | P21 (4) | 150 | No | No | — |
| 2-(2, 3, 5, 6-tetrafluorophenoxy)ethan-1-aminium | Pb-I | P21/c (14) | 296 | Yes | Yes | — |
| 2-(2, 5-dicarboxyphenoxy)ethan-1-aminium | Pb-Br | P21/c (14) | 296, 150 | Yes | Yes | — |
| 2-(2, 5-dicarboxyphenoxy)ethan-1-aminium | Pb-I | P21/c (14) | 150 | Yes | Yes | — |
| (3''', 4'-dimethyl-[2, 2':5', 2'':5'', 2'''-quaterthiophen]-5-yl)methanaminium | Pb-I | C2/c (15) | 150 | Yes | Yes | — |
| 2-(3-chlorophenyl)ethan-1-aminium | Pb-I | Cc (9) | 100 | No | No | — |
| 2-(3-fluorophenyl)ethan-1-aminium | Pb-I | C2/c (15) | 302 | No | Yes | Octahedral symmetry broken |
| 2-(3-fluorophenyl)ethan-1-aminium | Pb-I | P-1 (2) | 193 | No | Yes | Octahedral symmetry broken |
| 2-(3-fluorophenyl)ethan-1-aminium | Pb-I | I2/m (12) | 100 | Yes | Yes | — |
| 2-(3-fluorophenyl)ethan-1-aminium | Sn-I | C2/c (15) | 293 | No | Yes | Octahedral symmetry broken |
| 2-(3, 5-dibromophenyl)ethan-1-aminium | Pb-I | P21/c (14) | 106 | Yes | Yes | — |
| 2-(3, 5-dichlorophenyl)ethan-1-aminium | Pb-I | P21/c (14) | 106 | Yes | Yes | — |
| 2-(3, 5-dimethylphenyl)ethan-1-aminium | Pb-I | P21/c (14) | 100 | Yes | Yes | — |
| 2-(4-bromophenyl)ethan-1-aminium | Pb-I | Cmc21 (36) | 290 | No | No | — |
| 2-(4-bromophenyl)ethan-1-aminium | Pb-I | C2/c (15) | 100 | Yes | Yes | — |
| 2-(4-bromophenyl)ethan-1-aminium | Pb-Br | Fmm2 (42) | 100 | No | No | — |
| 2-(4-chlorophenyl)ethan-1-aminium | Pb-I | C2/c (15) | 100 | Yes | Yes | — |
| 2-(4-fluorophenyl)ethan-1-aminium | Pb-Br | C2/c (15) | 296, 173, 193 | Yes | Yes | — |
| 2-(4-fluorophenyl)ethan-1-aminium | Sn-I | P21/c (14) | 90, 293 | Yes | Yes | — |
| 2-(4-methylphenyl)ethan-1-aminium | Pb-I | P-1 (2) | 100, 298 | Yes | Yes | — |
| 2-{4'-methyl-5'-[6-(3-methylthiophen-2-yl)bisthieno[3, 2-b:2', 3'-d]thiophen-2-yl][2, 2'-bithiophen]-5-yl}ethan-1-aminium | Sn-I | C2/c (15) | 150 | No | Yes | Octahedral symmetry broken |
| 2-(ammoniomethyl)naphthalene | Pb-Br | Cmc21 (36) | 296 | No | No | — |
| 2-(azaniumylmethyl)anilinium | Pb-I | C2/c (15) | 150 | Yes | Yes | — |
| 2-(cyclohexyl)ethylammonium | Pb-I | P21/c (14) | 273 | Yes | Yes | — |
| 2-(cyclohexyl)ethylammonium | Pb-I | P-1 (2) | 298 | Yes | Yes | — |
| 2-(pentafluorophenyl)ethan-1-aminium | Pb-I | Aba2 (41) | 298 | No | No | — |
| 2-(pentafluorophenyl)ethan-1-aminium + benzene | Sn-I | C2/c (15) | 293 | No | Yes | Octahedral symmetry broken |
| 2-(pyren-1-yl)ethen-1-aminium | Pb-I | P21/c (14) | 170 | Yes | Yes | — |
| 2-(2-(trifluoromethyl)phenyl)ethan-1-aminium | Pb-Br | P21/c (14) | 110 | Yes | Yes | — |
| 2-(2-(trifluoromethyl)phenyl)ethan-1-aminium | Pb-I | P21/c (14) | 100 | Yes | Yes | — |
| 2-(2-(trifluoromethyl)phenyl)ethan-1-aminium | Sn-I | P21/c (14) | 90 | Yes | Yes | — |
| 2-[(5-methoxynaphthalen-1-yl)oxy]ethan-1-aminium | Pb-I | Pbca (61) | 296 | Yes | Yes | — |
| 2-[(6-ethoxy-1, 2, 4, 5-tetrazin-3-yl)oxy]ethan-1-aminium | Pb-Cl | P21/c (14) | 297 | Yes | Yes | — |
| 2-[(perylen-3-yl)oxy]ethan-1-aminium | Pb-I | P21/c (14) | 299 | Yes | Yes | — |
| 2-[5-(2, 2'-dimethyl[1, 1'-biphenyl]-4-yl)thiophen-2-yl]ethan-1-aminium | Pb-I | C2/c (15) | 150 | No | Yes | Octahedral symmetry broken |
| 2-bromoethan-1-aminium | Pb-I | Pnma (62) | 173 | No | Yes | Layer symmetry broken |
| 2-bromoethan-1-aminium | Pb-I | C2/c (15) | 293 | No | Yes | Layer symmetry broken |
| 2-carboxyethan-1-aminium | Pb-Br | P21/n (14) | 293 | No | Yes | Layer symmetry broken |
| 2-carboxyethan-1-aminium | Pb-Br | Pnma (62) | 150 | No | Yes | Layer symmetry broken |
| 2-chloroethylammonium | Pb-I | Pbnm (62) | 293 | No | Yes | Layer symmetry broken |
| 2-ethylhexan-1-ammonium | Pb-I | P21/c (14) | 273, 298 | Yes | Yes | — |
| 2-fluoro[1, 1'-biphenyl]-4, 4'-diyl)dimethanaminium | Pb-I | Pcca (54) | 150 | No | Yes | Octahedral symmetry broken |
| 2-fluorobenzylammonium | Pb-Cl | Cmc21 (36) | 300 | No | No | — |
| 2-fluorobenzylammonium | Pb-Cl | I4/mmm (139) | 463 | Yes | Yes | — |
| 2-fluorobenzylammonium | Pb-Br | Cmc21 (36) | 293 | No | No | — |
| 2-fluorobenzylammonium | Pb-Br | Cmca (64) | 383 | Yes | Yes | — |
| 2-fluorobenzylammonium | Pb-I | Pbca (61) | 296 | Yes | Yes | — |
| 2-fluoroethan-1-aminium | Pb-Br | Pnma (62) | 298 | No | Yes | Layer symmetry broken |
| 2-fluoroethan-1-aminium | Pb-Cl | Pnma (62) | 173 | No | Yes | Layer symmetry broken |
| 2-hydroxyethan-1-aminium | Pb-I | P21/c (14) | 293, 173, 100 | Yes | Yes | — |
| 2-hydroxyethan-1-aminium | Sn-I | P21/c (14) | 296 | Yes | Yes | — |
| 2-iodoethan-1-aminium | Pb-I | P21/c (14) | 120, 173, 293 | Yes | Yes | — |
| 2-iodoethan-1-aminium | Sn-I | P21/n (14) | 293 | No | Yes | Layer symmetry broken |
| 2-iodopropane-1, 3-diaminium | Pb-I | Cmca (64) | 294 | No | Yes | Octahedral symmetry broken |
| 2-iodopropan-1-aminium | Pb-I | P21/c (14) | 293 | Yes | Yes | — |
| 2-methylpentane-1, 5-diaminium | Pb-Cl | Cc (9) | 100 | No | No | — |
| 2-methylpentane-1, 5-diaminium | Pb-Br | Cc (9) | 100 | No | No | — |
| 2-methylpentane-1, 5-diaminium | Pb-Br | C2/c (15) | 298 | Yes | Yes | — |
| 2-methylpentane-1, 5-diaminium | Pb-Br | Cc (9) | 295 | No | No | — |
| 2-methylpropan-1-aminium | Pb-I | P21/c (14) | 298 | Yes | Yes | — |
| naphthalen-2-ylmethanaminium | Pb-Cl | Pbam (55) | 295 | Yes | Yes | — |
| 2-phenylethan-1-aminium | Pb-I | C2/m (12) | 223, 296 | Yes | Yes | — |
| 2-phenylethan-1-aminium | Sn-I | C2/m (12) | 295, 203 | Yes | Yes | — |
| 2-phenylethan-1-aminium | Sn-I | P-1 (2) | 150, 275 | Yes | Yes | — |
| 2-sulfanylethan-1-aminium | Pb-I | Pnma (62) | 120, 150 | No | Yes | Layer symmetry broken |
| 2-sulfanylethan-1-aminium | Pb-Br | P21/c (14) | 150 | Yes | Yes | — |
| 2-sulfanylethan-1-aminium | Sn-I | Pnma (62) | 293 | No | Yes | Layer symmetry broken |
| 2, 2-difluoroethan-1-aminium | Pb-Br | Pbca (61) | 296 | Yes | Yes | — |
| 2, 2, 2-trifluoroethan-1-aminium | Pb-Br | Pnma (62) | 293 | No | Yes | Layer symmetry broken |
| 2, 2'-([2, 2'-bithiophene]-5, 5'-diyl)bis(ethan-1-aminium) | Pb-I | C2/c (15) | 298 | Yes | Yes | — |
| 2, 2'-(ethane-1, 2-diylbis(oxy))diethanaminium | Pb-I | P21/c (14) | 100, 173 | No | Yes | Layer symmetry broken |
| 2, 2'-(ethane-1, 2-diylbis(oxy))diethanaminium | Pb-Br | P21/c (14) | 100, 150 | No | Yes | Layer symmetry broken |
| 2, 2'-(ethane-1, 2-diylbis(oxy))diethanaminium | Pb-Cl | C2 (5) | 100 | No | No | — |
| 2, 2'-(ethane-1, 2-diylbis(oxy))diethanaminium | Sn-I | P21/c (14) | 100 | No | Yes | Layer symmetry broken |
| 2, 2'-(propane-2, 2-diyldisulfanediyl)bis(ethan-1-aminium) | Pb-I | Pnma (62) | 150 | No | Yes | Layer symmetry broken |
| 2, 2'-(propane-2, 2-diyldisulfanediyl)bis(ethan-1-aminium) | Pb-Br | Pnma (62) | 150 | No | Yes | Layer symmetry broken |
| 2, 2'-disulfanediyldi(ethan-1-aminium) | Pb-Cl | P21/c (14) | 100 | No | Yes | Layer symmetry broken |
| 2, 2'-disulfanediyldi(ethan-1-aminium) | Pb-I | P21/a (14) | 293 | Yes | Yes | — |
| 2, 2'-disulfanediyldi(ethan-1-aminium) | Sn-I | Pnc21 (33) | 253 | No | No | — |
| 2, 2'-oxydi(ethan-1-aminium) | Pb-I | P21/c (14) | 170 | No | Yes | Layer symmetry broken |
| 2, 2'-oxydi(ethan-1-aminium) | Sn-I | P21/c (14) | 100 | No | Yes | Layer symmetry broken |
| 3-([2, 2'-bithiophen]-5-yl)propan-1-aminium | Pb-Cl | P21/c (14) | 100 | Yes | Yes | — |
| 3-([2, 2'-bithiophen]-5-yl)propan-1-aminium | Pb-Br | P21/c (14) | 100 | Yes | Yes | — |
| 3-(2-ammonioethyl)anilinium | Pb-Br | P21/c (14) | 298 | No | Yes | Layer symmetry broken |
| (3, 5-difluorophenyl)methanaminium | Sn-I | P21/c (14) | 293 | Yes | Yes | — |
| 3-(pentachlorophenoxy)propan-1-aminium | Pb-I | P21/n (14) | 300 | No | Yes | Layer symmetry broken |
| 3-[(naphthalen-1-yl)oxy]propan-1-aminium | Pb-I | P21/c (14) | 299 | Yes | Yes | — |
| 3-[(pyren-1-yl)oxy]propan-1-aminium | Pb-I | Cc (9) | 299 | No | No | — |
| 3-carboxypropan-1-aminium | Sn-I | Pbca (61) | 273 | Yes | Yes | — |
| 3-chloropropan-1-aminium | Pb-Br | Cmc21 (36) | 293 | No | No | — |
| 3-chloropropan-1-aminium | Pb-Cl | Cmc21 (36) | 295 | No | No | — |
| 3-chloropropan-1-aminium | Pb-Cl | Pca21 (29) | 100 | No | No | — |
| 3-chloropropan-1-aminium | Pb-Cl | Cmca (64) | 360 | Yes | Yes | — |
| 3-fluorobenzylammonium | Pb-Cl | I4/mmm (139) | 473 | Yes | Yes | — |
| 3-fluorobenzylammonium | Pb-Cl | P21/c (14) | 300 | Yes | Yes | — |
| 3-fluorobenzylammonium | Pb-Br | P21/c (14) | 293 | Yes | Yes | — |
| 3-fluorocyclobutan-1-ammonium | Pb-I | P21/c (14) | 293 | Yes | Yes | — |
| 3-hydroxypropan-1-ammonium | Pb-I | P21/c (14) | 173, 100, 300 | Yes | Yes | — |
| 3-iodopropan-1-aminium | Pb-I | P21/c (14) | 173, 100, 296 | Yes | Yes | — |
| 3-methoxypropylammonium | Pb-Br | Pbca (61) | 272 | Yes | Yes | — |
| 3-methylbutan-1-aminium | Pb-Cl | Cmca (64) | 343 | Yes | Yes | — |
| 3-methylbutan-1-aminium | Pb-Cl | P21/c (14) | 223 | Yes | Yes | — |
| 3-methylbutan-1-aminium | Pb-Br | Cmca (64) | 293 | Yes | Yes | — |
| 3-methylbutan-1-aminium | Pb-I | P21/c (14) | 293 | Yes | Yes | — |
| 3, 3'-(1, 3, 5, 7-tetraoxo-5, 7-dihydropyrrolo- [3, 4-f]isoindole-2, 6(1H, 3H)-diyl)bis(propylammonium) | Pb-I | P21/m (11) | 295 | No | Yes | Layer symmetry broken |
| 3, 4-dibromobutan-1-aminium | Pb-Cl | P21/c (14) | 200 | Yes | Yes | — |
| 4-((5-methoxynaphthalen-1-yl)oxy)butan-1-aminium | Pb-I | Pbcn (60) | 299 | No | Yes | Octahedral symmetry broken |
| 4-(pyren-1-yl)butan-1-aminium | Pb-I | P21/c (14) | 100 | Yes | Yes | — |
| (4-(trifluoromethyl)phenyl)methanaminium | Pb-I | P21/c (14) | 150 | Yes | Yes | — |
| (4-(trifluoromethyl)phenyl)methanaminium | Sn-I | P21/c (14) | 273 | Yes | Yes | — |
| 4-[(naphthalen-1-yl)oxy]butan-1-aminium | Pb-I | Pca21 (29) | 273 | No | No | — |
| 4-[(pyren-1-yl)oxy]butan-1-aminium | Pb-I | C2/c (15) | 299 | No | Yes | Octahedral symmetry broken |
| 4-ammoniobutanoic acid | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| 4-bromobenzylammonium | Pb-I | P21 (4) | 104, 180, 298 | No | No | — |
| 4-bromobenzylammonium | Pb-Br | Pccn (56) | 180 | Yes | Yes | — |
| 4-bromobenzylammonium | Pb-Cl | Pccn (56) | 303 | Yes | Yes | — |
| 4-bromophenylammonium | Pb-I | P21/c (14) | 293 | Yes | Yes | — |
| 4-carboxybutan-1-aminium | Pb-Br | P21/n (14) | 293 | No | Yes | Layer symmetry broken |
| 4-chloroanilinium | Pb-I | P21/c (14) | 293, 120 | Yes | Yes | — |
| (4-chlorophenyl)methanaminium | Pb-I | P21 (4) | 150, 180, 298 | No | No | — |
| (4-chlorophenyl)methanaminium | Pb-Cl | Cmc21 (36) | 303, 463 | No | No | — |
| (4-chlorophenyl)methanaminium | Pb-Cl | I4/mmm (139) | 500 | Yes | Yes | — |
| 4-ethoxy-4-oxobutan-1-aminium | Pb-Br | Cmc21 (36) | 293 | No | No | — |
| 4-fluorobenzylammonium | Pb-I | P21/c (14) | 180 | No | Yes | Layer symmetry broken |
| 4-fluorobenzylammonium | Pb-I | P21/n (14) | 296 | No | Yes | Layer symmetry broken |
| 4-fluorobenzylammonium | Pb-Cl | Pnma (62) | 300 | No | Yes | Layer symmetry broken |
| 4-fluorobenzylammonium | Pb-Cl | I4/mmm (139) | 493 | Yes | Yes | — |
| 4-fluorobenzylammonium | Pb-Br | P21/c (14) | 293 | Yes | Yes | — |
| 4-fluorophenethylammonium | Pb-Cl | P21/c (14) | 193 | Yes | Yes | — |
| 4-fluorophenethylammonium | Pb-Br | C2/c (15) | 173, 193, 298 | Yes | Yes | — |
| 4-fluorophenethylammonium | Pb-I | P21/c (14) | 100, 293, 193 | Yes | Yes | — |
| 4-iodobutan-2-aminium | Pb-I | P21/c (14) | 293 | Yes | Yes | — |
| 4-methylbenzylammonium | Pb-Cl | P21/a (14) | 295 | Yes | Yes | — |
| 4-methylbenzylammonium | Pb-Br | P21/a (14) | 295 | Yes | Yes | — |
| 4-methylbenzylammonium | Pb-I | P21/a (14) | 295 | Yes | Yes | — |
| 4, 4-difluorocyclohexan-1-aminium | Pb-Br | Cmc21 (36) | 298 | No | No | — |
| 4, 4-difluorocyclohexan-1-aminium | Pb-I | Cmc21 (36) | 293 | No | No | — |
| 4, 4-difluorocyclohexan-1-aminium | Pb-I | Pbca (61) | 398 | Yes | Yes | — |
| 5-bromopentan-1-aminium | Pb-Br | Pbca (61) | 293 | Yes | Yes | — |
| 5-carboxypentan-1-aminium | Pb-Cl | P21/c (14) | 100 | No | Yes | Layer symmetry broken |
| 5-carboxypentan-1-aminium | Pb-Br | P21/c (14) | 298 | Yes | Yes | — |
| 6-carboxyhexan-1-aminium | Pb-Br | P21/c (14) | 290 | Yes | Yes | — |
| 6-iodohexan-1-aminium | Pb-I | Pbca (61) | 173, 298 | Yes | Yes | — |
| 7-carboxyheptan-1-aminium | Pb-I | P21/c (14) | 189 | Yes | Yes | — |
| 9-carboxynonan-1-aminium | Pb-I | P21/c (14) | 283 | Yes | Yes | — |
| prop-2-en-1-aminium | Pb-I | P21/c (14) | 293 | Yes | Yes | — |
| aminomethaniminium | Pb-Br | P21/c (14) | 100 | No | Yes | Octahedral symmetry broken |
| benzene-1, 3-diaminium | Pb-Br | C2/c (15) | 293 | Yes | Yes | — |
| benzene-1, 3-diaminium | Pb-I | Cc (9) | 293 | No | No | — |
| phenylmethanaminium | Pb-Cl | Cmc21 (36) | 93, 173, 295, 323, 373, 423, 453 | No | No | — |
| phenylmethanaminium | Pb-Cl | I4/mmm (139) | 493 | Yes | Yes | — |
| phenylmethanaminium | Pb-Br | Cmc21 (36) | 180 | No | No | — |
| phenylmethanaminium | Pb-Br | Cmca (64) | 293 323 373 423 428 | Yes | Yes | — |
| phenylmethanaminium | Pb-Br | Pbca (61) | 330 | Yes | Yes | — |
| phenylmethanaminium | Pb-I | Pbca (61) | 295, 100, 100, 80, 140, 200, 260, 320, 380, 180, 300 | Yes | Yes | — |
| phenylmethanaminium | Sn-Cl | Cmc21 (36) | 297 | No | No | — |
| phenylmethanaminium | Sn-Br | Cmc21 (36) | 297 | No | No | — |
| phenylmethanaminium | Sn-I | P21/c (14) | 281 | No | Yes | Layer symmetry broken |
| phenylmethanaminium | Sn-I | Pbca (61) | 293 | Yes | Yes | — |
| 2-carboxyethan-1-aminium | Pb-Br | P21/n (14) | 293, 200 | No | Yes | Layer symmetry broken |
| 2-methylbutan-1-aminium | Pb-Br | P21 (4) | 298 | No | No | — |
| (μ-bromo)-((oxan-4-yl)methylammonium)-lead(ii) | Pb-Br | P21/c (14) | 100, 298 | Yes | Yes | — |
| (E/Z)-but-2-en-1-aminium | Pb-Br | Cmc21 (36) | 293 | No | No | — |
| but-3-en-1-aminium | Pb-Br | P21/c (14) | 296 | Yes | Yes | — |
| butan-2-aminium | Pb-I | P42/ncm (138) | 293 | Yes | Yes | — |
| but-3-yn-1-aminium | Pb-Br | P21/c (14) | 100 | Yes | Yes | — |
| butan-1-aminium | Pb-Cl | Cmc21 (36) | 100, 216 | No | No | — |
| butan-1-aminium | Pb-Cl | Pbca (61) | 295 | Yes | Yes | — |
| butan-1-aminium | Pb-Cl | Cmca (64) | 330 | Yes | Yes | — |
| butan-1-aminium | Pb-Br | Pbca (61) | 298 | Yes | Yes | — |
| butan-1-aminium | Pb-Br | Pbca (61) | 100 | Yes | Yes | — |
| butan-1-aminium | Pb-Br | Cmca (64) | 400 | Yes | Yes | — |
| butan-1-aminium | Pb-Br | Pbca (61) | 100, 223, 295 | Yes | Yes | — |
| butan-1-aminium | Sn-I | Pbca (61) | 295, 128, 150, 275, 125 | Yes | Yes | — |
| 2, 2'-(methylenebis(sulfanediyl))bis(ethan-1-aminium) | Pb-I | C2/c (15) | 150 | Yes | Yes | — |
| ethanimidamidium | Pb-Br | P21/c (14) | 173, 298 | No | Yes | Octahedral symmetry broken |
| cyclobutylammonium | Pb-Cl | P21/c (14) | 173 | Yes | Yes | — |
| cyclobutylammonium | Pb-Br | P21/c (14) | 173 | Yes | Yes | — |
| cyclobutylammonium | Pb-I | P21/c (14) | 173 | Yes | Yes | — |
| cyclohexanaminium | Pb-Br | Cmc21 (36) | 20, 90, 293, 173 | No | No | — |
| cyclohexanaminium | Pb-Br | Cmca (64) | 373, 393 | Yes | Yes | — |
| cyclohexanaminium | Pb-I | Cmca (64) | 173, 298, 463 | Yes | Yes | — |
| cyclohexane-1, 2-diaminium | Pb-Br | P21212 (18) | 100 | No | No | — |
| cyclohexane-1, 4-diaminium | Pb-I | P21/c (14) | 150 | Yes | Yes | — |
| cyclohexylmethanaminium | Pb-Cl | Cmc21 (36) | 300 | No | No | — |
| cyclohexylmethanaminium | Pb-Cl | I4/mmm (139) | 380, 435 | Yes | Yes | — |
| cyclohexylmethanaminium | Pb-Br | P21/c (14) | 293 | Yes | Yes | — |
| cyclohexylmethanaminium | Pb-Br | Cmca (64) | 433 | Yes | Yes | — |
| cyclohexylmethanaminium | Pb-I | Cmca (64) | 365 | Yes | Yes | — |
| cyclohexylmethanaminium | Pb-I | P21/c (14) | 100, 300 | Yes | Yes | — |
| cyclohexylmethanaminium | Sn-I | P21/c (14) | 100, 293 | Yes | Yes | — |
| cyclohexylmethanaminium | Sn-I | Cmca (64) | 353 | Yes | Yes | — |
| cyclopentylammonium | Pb-Cl | Cmca (64) | 293 | Yes | Yes | — |
| cyclopentylammonium | Pb-Br | P21/c (14) | 173 | Yes | Yes | — |
| cyclopentylammonium | Pb-I | P21/c (14) | 293 | Yes | Yes | — |
| cyclopropylammonium | Pb-Cl | P21/c (14) | 173 | Yes | Yes | — |
| cyclopropylammonium | Pb-Br | P21/c (14) | 173, 293 | Yes | Yes | — |
| cyclopropylammonium | Pb-I | P21/c (14) | 173 | Yes | Yes | — |
| deca-3, 5-diyn-1-aminium | Pb-Br | Pbca (61) | 100 | Yes | Yes | — |
| decylammonium | Pb-I | Acam (64) | 343 | Yes | Yes | — |
| decylammonium | Pb-I | P21/a (14) | 243 | Yes | Yes | — |
| decylammonium | Pb-I | Pbca (61) | 268, 293 | Yes | Yes | — |
| dodecane-1, 12-diammonium | Pb-I | P21/c (14) | 293, 173 | Yes | Yes | — |
| dodecylammonium | Pb-I | P21/a (14) | 319 | Yes | Yes | — |
| dodecylammonium | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| dodecylammonium | Sn-I | Pbca (61) | 293 | Yes | Yes | — |
| ethanaminium | Pb-Br | P21/c (14) | 298 | Yes | Yes | — |
| ethanaminium | Pb-Br | Cmc21 (36) | 230 | No | No | — |
| ethane-1, 2-bis(aminium) chloride | Pb-I | Pbcm (57) | 296 | No | Yes | Layer symmetry broken |
| ethane-1, 2-bis(aminium) chloride | Pb-I | C2/m (12) | 100 | Yes | Yes | — |
| ethane-1, 2-bis(aminium) bromide | Pb-I | Pbcn (60) | 100 | No | Yes | Layer symmetry broken |
| guanidinium | Sn-I | Pmna (53) | 400 | No | Yes | Octahedral symmetry broken |
| heptan-2-aminium | Pb-I | P21/c (14) | 296 | Yes | Yes | — |
| heptan-2-aminium | Sn-I | Pbca (61) | 300, 80 | Yes | Yes | — |
| heptan-1-aminium | Pb-I | P21/a (14) | 253 | Yes | Yes | — |
| heptan-1-aminium | Pb-I | Pbca (61) | 278, 293 | Yes | Yes | — |
| hexadecan-1-aminium | Pb-I | P21/a (14) | 341 | Yes | Yes | — |
| hexadecan-1-aminium | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| hexadecan-1-aminium | Pb-I | Pca21 (29) | 103 | No | No | — |
| hexadecan-1-aminium | Sn-I | Pbca (61) | 103 | Yes | Yes | — |
| hexane-1, 6-diaminium | Pb-Br | P21/c (14) | 173, 293 | Yes | Yes | — |
| hexane-1, 6-diaminium | Pb-I | P21/c (14) | 200, 298 | Yes | Yes | — |
| 2-methylpropan-1-aminium | Pb-Br | Cmca (64) | 393 | Yes | Yes | — |
| 2-methylpropan-1-aminium | Pb-Br | P21/c (14) | 293 | Yes | Yes | — |
| propan-2-aminium | Pb-Br | Cc (9) | 293 | No | No | — |
| propan-2-aminium | Pb-Br | Cmca (64) | 383 | Yes | Yes | — |
| propan-2-aminium | Pb-Br | Pbca (61) | 348 | Yes | Yes | — |
| (3-chlorophenyl)methanaminium | Pb-Br | P21/c (14) | 293 | Yes | Yes | — |
| dimethyl carbonate + methylammonium | Pb-I | P21/c (14) | 100 | Yes | Yes | — |
| hexadecan-1-aminium | Pb-I | Pca21 (29) | 103 | No | No | — |
| hexadecan-1-aminium | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| hexadecan-1-aminium | Pb-I | P21/a (14) | 341 | Yes | Yes | — |
| hexan-1-aminium | Pb-Br | Cmc21 (36) | 293 | No | No | — |
| hexan-1-aminium | Pb-Br | I4/mmm (139) | 330 | Yes | Yes | — |
| hexan-1-aminium | Pb-I | P21/a (14) | 173 | Yes | Yes | — |
| hexan-1-aminium | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| hexan-1-aminium | Sn-I | P21/c (14) | 125, 90 | Yes | Yes | — |
| hexan-1-aminium | Sn-I | Pbca (61) | 275 | Yes | Yes | — |
| pentan-1-aminium | Pb-Br | P21/c (14) | 100 | Yes | Yes | — |
| pentan-1-aminium | Pb-I | P21/a (14) | 80, 140, 173, 200, 260, 293, 320 | Yes | Yes | — |
| pentan-1-aminium | Pb-I | Pbca (61) | 333, 380 | Yes | Yes | — |
| pentan-1-aminium | Sn-I | P21/c (14) | 100 | Yes | Yes | — |
| pentan-1-aminium + butan-1-aminium | Pb-I | Pbca (61) | 290, 80 | Yes | Yes | — |
| nonane-1, 9-diaminium | Pb-I | Cc (9) | 293 | No | No | — |
| nonan-1-aminium | Pb-I | P21/a (14) | 223 | Yes | Yes | — |
| nonan-1-aminium | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| octadecan-1-aminium | Pb-I | P21/a (14) | 348 | Yes | Yes | — |
| octadecan-1-aminium | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| octane-1, 8-diaminium | Pb-Br | P21/c (14) | 298 | Yes | Yes | — |
| octane-1, 8-diaminium | Pb-I | P21/c (14) | 200, 298 | Yes | Yes | — |
| octan-1-aminium | Pb-I | Acam (64) | 314 | Yes | Yes | — |
| octan-1-aminium | Pb-I | P21/a (14) | 173 | Yes | Yes | — |
| octan-1-aminium | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| octan-1-aminium | Sn-I | P21/c (14) | 125 | Yes | Yes | — |
| octan-1-aminium | Sn-I | P212121 (19) | 275 | No | No | — |
| (2-bromophenyl)methanaminium | Pb-Br | Pnma (62) | 293 | No | Yes | Layer symmetry broken |
| (2-chlorophenyl)methanaminium | Pb-Br | Pnma (62) | 293 | No | Yes | Layer symmetry broken |
| o-tolylmethanaminium | Pb-Br | Pnma (62) | 112 | No | Yes | Layer symmetry broken |
| tetrahydro-2H-pyran-4-aminium | Pb-Cl | Cmc21 (36) | 300 | No | No | — |
| tetrahydro-2H-pyran-4-aminium | Pb-Br | Cmc21 (36) | 293, 443 | No | No | — |
| (tetrahydrofuran-2-yl)methanaminium | Sn-I | P21/c (14) | 293 | Yes | Yes | — |
| oxonium bromide + 4-hydroxycyclohexan-1-aminium | Pb-Br | P21/c (14) | 293 | No | Yes | Octahedral symmetry broken |
| (4-chlorophenyl)methanaminium | Pb-Br | Pccn (56) | 293 | Yes | Yes | — |
| pentadecan-1-aminium | Pb-I | P212121 (19) | 252 | No | No | — |
| pentadecan-1-aminium | Pb-I | P21/c (14) | 298 | Yes | Yes | — |
| (perfluorophenyl)methanaminium | Pb-Br | Cmc21 (36) | 293 | No | No | — |
| (perfluorophenyl)methanaminium | Pb-Br | I4/mmm (139) | 458 | Yes | Yes | — |
| pentan-2-aminium | Pb-I | P21/c (14) | 273 | Yes | Yes | — |
| pentane-1, 5-diaminium | Pb-Br | C2/c (15) | 150 | Yes | Yes | — |
| pentane-1, 5-diaminium | Pb-Cl | P21/c (14) | 273 | Yes | Yes | — |
| propan-1-aminium | Pb-Br | Pbca (61) | 296 | Yes | Yes | — |
| propane-1, 3-diaminium | Pb-Cl | P212121 (19) | 295 | No | No | — |
| rac-1-(4-bromophenyl)ethan-1-aminium | Pb-I | P21/c (14) | 103 | Yes | Yes | — |
| rac-1-(4-chlorophenyl)ethylammonium | Pb-I | P21/c (14) | 293 | Yes | Yes | — |
| tetradecan-1-aminium | Pb-I | P21/a (14) | 335 | Yes | Yes | — |
| tetradecan-1-aminium | Pb-I | Pbca (61) | 293 | Yes | Yes | — |
| (thiolan-2-yl)methanaminium | Pb-Br | Pbca (61) | 293 | Yes | Yes | — |
| trans-4-ammoniocyclohexanecarboxylic acid | Pb-I | C2/c (15) | 293 | Yes | Yes | — |
| tridecan-1-aminium | Pb-I | P212121 (19) | 250 | No | No | — |
| tridecan-1-aminium | Pb-I | P21/c (14) | 298, 263 | Yes | Yes | — |
| undecan-1-aminium | Pb-I | P212121 (19) | 223 | No | No | — |
| undecan-1-aminium | Pb-I | Pbca (61) | 298, 268 | Yes | Yes | — |
No entries match the current filters.