| [C4AzoC2DMEA]Br | 2-(4-((4-butylphenyl)diazenyl)phenoxy)-N-(2-hydroxyethyl)-N,N-dimethyl-ethanaminium bromide |
| [C4AzoC4DMEA]Br | 4-(4-((4-butylphenyl)diazenyl)phenoxy)-N-(2-hydroxyethyl)-N,N-dimethylbutanaminium bromide |
| [C4AzoC6DMEA]Br | 6-(4-((4-butylphenyl)diazenyl)-phenoxy)-N-(2-hydroxyethyl)-N,N-dimethylhexanaminium bromide |
| [C4AzoC2TMA]Br | 2-(4-((4-butylphenyl)diazenyl)phenoxy)-N,N,N-trimethylethanaminium bromide |
| [C4AzoC2MIM]Br | 3-(2-(4-((4-butylphenyl)diazenyl)phenoxy)ethyl)-1-methyl-imidazolium bromide |
| [C4AzoC2Py]Br | 1-(2-(4-((4-butylphenyl)diazenyl) phenoxy)ethyl)pyridinium bromide |