Title: Magenta I
CAS Registry Number: 632-99-5
CAS Name: 4-[(4-Aminophenyl)(4-imino-2,5-cyclohexadien-1-ylidene)methyl]-2-methylbenzenamine monohydrochloride
Additional Names: C.I. Basic Violet 14; a4-(p-aminophenyl)-a4-(4-imino-2,5-cyclohexadien-1-ylidene)-2,4-xylidine hydrochloride; 2-methyl-4,4¢-[(4-imino-2,5-cyclohexadien-1-ylidene)methylene]dianiline hydrochloride; fuchsine; magenta; rosaniline hydrochloride; C.I. 42510
Molecular Formula: C20H20ClN3
Molecular Weight: 337.85
Percent Composition: C 71.10%, H 5.97%, Cl 10.49%, N 12.44%
Literature References: Prepn: Fischer, Fischer, Ann. 194, 276, 290 (1878); Ber. 13, 2204 (1880); J. T. Scalan, J. Am. Chem. Soc. 57, 887 (1935). Evaluation of carcinogenicity studies: IARC Monographs 4, 57 (1974). See also: Colour Index vol. 4 (3rd ed., 1971) p 4389.
Properties: Metallic green, lustrous crystals, dec above 200°. Absorption max (ethanol): 543 nm (e 93000). 2.65 parts dissolve in 1000 parts water. Practically insol in ether. Sol in alcohol with a carmine red color.
Absorption maximum: Absorption max (ethanol): 543 nm (e 93000)
Use: As a dye or in manuf of other dyes.
Therap-Cat: Antifungal.
Keywords: Antiseptic/Disinfectant; Dyes. |