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Methyl violet 6B
Chemical compound / From Wikipedia, the free encyclopedia
Methyl violet 6B (Pentamethylparosanilinium chloride, 4-[[4-(dimethylamino)phenyl]-(4-methyliminocyclohexa-2,5-dien-1-ylidene)methyl]-N,N-dimethylaniline·hydrochloride) is a violet triarylmethane dye from the group of cationic dyes and an essential component of C.I. Basic Violet 1 (trivial name methyl violet). The compound is sometimes equated with methyl violet in the literature.
Quick Facts Names, Identifiers ...
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Names | |
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IUPAC name
4-[[4-(dimethylamino)phenyl]-(4-methyliminocyclohexa-2,5-dien-1-ylidene)methyl]-N,N-dimethylaniline·hydrochloride | |
Other names
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ECHA InfoCard | 100.009.130 ![]() |
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CompTox Dashboard (EPA) |
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Properties | |
C24H28N3Cl | |
Appearance | Green to dark-green powder[1] |
Melting point | 137 °C (279 °F; 410 K) decomposes[1] |
Soluble in water, ethanol, insoluble in xylene[1] | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Methyl violets are mixtures of tetramethyl (2B), pentamethyl (6B) and hexamethyl (10B) pararosanilins.[2]