Molecular Formula:C24H27N3.HCl PH indicator range: 0.15（yellow）-3.2（purple） Methanol-soluble test: qualified Residue on ignition（as sulfate）：1.0%max Loss on drying：7.5% max

CAS NO:603-47-4;8004-87-3

EC NO:210-042-3

Molecular Formula:C₂₄H₂₈N₃Cl

Molecular Weight:393.959

Synonyms:;Gentian Violet B;NSC 47731;Pentamethyl pararosaniline chloride;4-((4-(Dimethylamino)phenyl)(4-(methylimino)cyclohexa-2,5-dien-1-ylidene)methyl)-N,N-dimethylaniline monohydrochloride;Aniline, p-((p-(dimethylamino)phenyl)(4-(methylimino)-2,5-cyclohexadien-1-ylidene)methyl)-N,N-dimethyl-, monohydrochloride (8CI);Benzenamine, 4-((4-(dimethylamino)phenyl)(4-(methylimino)-2,5-cyclohexadien-1-ylidene)methyl)-N,N-dimethyl-, monohydrochloride;Benzenamine, N,N-dimethyl-4-((4-(dimethylamino)phenyl)(4-(methylimino)-2,5-cyclohexadien-1-ylidene)methyl)-, monohydrochloride;4,4'-{[4-(methylimino)cyclohexa-2,5-dien-1-ylidene]methanediyl}bis(N,N-dimethylaniline) hydrochloride (1:1);4,4'-(cyclohexa-2,5-dien-1-ylidenemethanediyl)bis(N,N-dimethylaniline) hydrochloride;Methyl Violet;C.I. 42535;C.I. Basic Violet;Basic violet 1;N-(4-{[4-(dimethylamino)phenyl][4-(methylamino)phenyl]methylidene}cyclohexa-2,5-dien-1-ylidene)-N-methylmethanaminium;Methyl Violet 2B;

Molecular Structure: