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Acid Yellow 44

Basic information Safety Supplier Related

Acid Yellow 44 Basic information

Product Name:
Acid Yellow 44
Synonyms:
  • ACID YELLOW 44
  • CI ACID YELLOW 44
  • Disodium 5-[[1,3-dioxo-1-(phenylamino)butan-2-yl]azo]-2-[4-[[1,3-dioxo-1-(phenylamino)butan-2-yl]azo]-5-methyl-2-sulfonatophenyl]-4-methylbenzenesulfonate
  • Acid Yellow 6G
  • disodium 5,5'-dimethyl-4,4'-bis[[2-oxo-1-[(phenylamino)carbonyl]propyl]azo][1,1'-biphenyl]-2,2'-disulphonate
  • Brilliant Yellow 6G
  • (1,1'-biphenyl)-2,2'-disulfonic acid, 4,4'-bis((2-oxo-1-((phenylamino)carbonyl
  • [1,1'-Biphenyl]-2,2'-disulfonic acid, 5,5'-dimethyl-4,4'-bis[[2-oxo-1-[(phenylamino) carbonyl]propyl]azo]-, disodium salt
CAS:
2429-76-7
MF:
C34H33N6NaO10S2
MW:
772.78
EINECS:
219-386-9
Product Categories:
  • Organics
  • Dyes and Pigments
Mol File:
2429-76-7.mol
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Acid Yellow 44 Usage And Synthesis

Preparation

5-Amino-2-(4-amino-5-methyl-2-sulfophenyl)-4-methylbenzenesulfonic acid double nitriding, and 3-Oxo-N-phenylbutanamide (2 Moore) coupled.

Properties and Applications

green light yellow. Yellow powder. Soluble in water (a bright green light yellow), slightly soluble in ethanol, acetone and soluble fiber element. Strong sulfuric acid in the dark yellow, diluted green light yellow turn; Meet nitric acid for red orange, green light to yellow. Its water solution and strong hydrochloric acid is the red, alkali solution in yellow. Mainly used for silk, polyamide fiber and wool dyeing and printing directly, also can used for leather dyeing.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4 5 4-5 5 5 5 4-5 4-5
AATCC 5 3-4 3-4 4 4 4 4-5 4-5

Acid Yellow 44 Preparation Products And Raw materials

Raw materials

Acid Yellow 44Supplier

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