Synonyms:
3-((1,3-dihydro-1,3,3-trimethyl-2h-indol-2-ylidene)ethylidene)-9-ethyl-3h-carbazolium hydrogen sulphate ; 3-[(1,3-dihydro-1,3,3-trimethyl-2h-indol-2-ylidene)ethylidene]-9-ethyl-3h-carbazolium hydrogen sulphate ; einecs 286-622-5 ; 3h-carbazolium, 3-[(1,3-dihydro-1,3,3-trimethyl- 2h-indol-2-ylidene)ethylidene]-9-ethyl-, sulfate (1:1)