Methyl violet 2B (Tetramethylparosanilinium chloride, 4,4'-[(4-Imino-2,5-cyclohexadien-1-yliden)methylen]bis(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). Methyl violets are mixtures of tetramethyl (2B), pentamethyl (6B) and hexamethyl (10B) pararosanilins.[2]
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IUPAC name
4,4'-[(4-Imino-2,5-cyclohexadien-1-yliden)methylen]bis(N,N-dimethylaniline)hydrochloride
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Other names
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Identifiers | |
3D model (JSmol)
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ChEBI | |
ChemSpider | |
ECHA InfoCard | 100.074.935 |
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PubChem CID
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Properties | |
C23H26N3Cl | |
Appearance | Green to dark-green powder[1] |
Melting point | 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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References
edit- ^ a b c R. W. Sabnis (29 March 2010). Handbook of Biological Dyes and Stains: Synthesis and Industrial Applications. John Wiley and Sons. pp. 309–. ISBN 978-0-470-40753-0. Retrieved 27 June 2011.
- ^ C. Bouasla, M. E. H. Samar, F, Ismail: Degradation of methyl violet 6B dye by the Fenton process. In: Desalination. 254.1–3, 2010, S. 35–41, doi:10.1016/j.desal.2009.12.017.