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Mordant Green 21

Name:C.I.Mordant Green 21,C.I.43845

Molecular Structure: triarylmethane,Single azo class

C.I.Mordant Green 21,C.I.43845,625.03,C33H25ClN4O7,Chromoxane Green FF

C.I.Mordant Green 21,C.I.43845,625.03,C33H25ClN4O7,Chromoxane Green FF

Molecular Formula:C33H25ClN4O7

Molecular Weight: 625.03

CAS Registry Number:

Manufacturing Methods : 5-Amino-2-chlorobenzaldehyde (1 Moore)  and 2-Hydroxy-3-methylbenzoic acid  (2 Moore) condensation, its product diazotization, with 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling, again will azo compound with Nitrosylsulfuric acid in oxidation.

Properties and Applications:  yellow green. Soluble in water for golden yellow, soluble in ethanol for olive yellow brown. In concentrated sulfuric acid for red orange, dilution after light golden brown.

Standard(Silk) Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4 2 1 3 2 5

List of Suppliers:

Chromoxane Green FF Bayer Group )


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