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Methyl violet 2B

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Methyl violet 2B
Methyl violet 2B
Names
IUPAC name
4,4'-[(4-Imino-2,5-cyclohexadien-1-yliden)methylen]bis(N,N-dimethylaniline)hydrochloride
Other names
  • Tetraamethylparosanilinium chloride
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.074.935 Edit this at Wikidata
EC Number
  • 610-776-8
UNII
  • Key: WWKGVZASJYXZKN-UHFFFAOYSA-N ☒N
  • CN(C)C1=CC=C(C=C1)C(=C2C=CC(=N)C=C2)C3=CC=C(C=C3)N(C)C.Cl
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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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]

References

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  1. ^ 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.
  2. ^ 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.