Acid Yellow 42

Acid Yellow 42 Basic information
Product Name:Acid Yellow 42
Synonyms:coomassieyellowrp;cyaninefastyellowm;eriofastyellowrl;fastsilkyellowsh;kcaacidmillingyellowm;midlonyellowpropyl;millingyellow3g;millingyellow3j
CAS:6375-55-9
MF:C32H27N8NaO8S2
MW:738.73
EINECS:228-940-9
Product Categories:Organics;Dyes and Pigments
Mol File:6375-55-9.mol
Acid Yellow 42 Structure
Acid Yellow 42 Chemical Properties
density 1.617[at 20℃]
Water Solubility 17.27g/L at 20℃
LogP-1.122 at 20℃
EPA Substance Registry SystemC.I. Acid Yellow 42, disodium salt (6375-55-9)
Safety Information
MSDS Information
Acid Yellow 42 Usage And Synthesis
Preparation2,2′-Disulfo-4,4,diaminobibenzene double nitriding, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one? (2 Moore) coupled.
Flammability and ExplosibilityNotclassified
Properties and Applicationsyellow to red light yellow. Bright yellow powder. A lemon yellow soluble in water, soluble in ethanol is lemon yellow, slightly soluble in acetone. Meet strong sulfuric acid is lemon yellow, dilute still is shown after lemon yellow. Its water solution meet strong hydrochloric acid is lemon yellow; Sodium hydroxide solution meet strong a lemon yellow. In dyeing of copper (a little red dark, encounter chromium ion unchanged, encounter iron ion turn green dark. Mainly used for wool dyeing and can be used for wool, silk and glue directly printing, has the good discharge sex, can be used for the polyamide fiber dyeing and leather shading.
Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4-5 4-5 5 4-5 4 5 4 5
AATCC 4 4-5 4-5 4-5 1 2-3 4-5 4-5
1,3,5PYRAZOLONE Methyl Ethyl 2-(Chlorosulfonyl)acetate Bensulfuron methyl Ascoric Acid 1,2-DIAMINOBUTANE ACID YELLOW 42 USD 2,2'-Benzidinedisulfonic acid 1-PHENYL-4,5-DIHYDRO-1H-PYRAZOLE Kresoxim-methyl PHENYL VALERATE Sodium Monofluorophosphate Acid Yellow 42 N-Phenyl-n-butylamine ETHYLHYDRAZINE Bifonazole Dihydromyrcenol CI 13015

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