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HomeProduct name listDIRECT YELLOW 29

DIRECT YELLOW 29

  • CAS NO.:6537-66-2
  • Empirical Formula: C42H24N6Na2O6S6
  • Molecular Weight: 947.05
  • MDL number: MFCD00005797
  • EINECS: 229-448-7
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2022-12-21 16:56:50
DIRECT YELLOW 29 Structural

What is DIRECT YELLOW 29?

What are the applications of Application

Direct yellow 29 is an azo organosulfur dye

Preparation

use sodium hypochlorite processing C.I. Direct Yellow 59 (C.I. 49000) solution.

Properties and Applications

red light yellow. Palm red powder. Soluble in water for golden brown, solubility of 30 g/L (60 ℃), 48 g/L (98 ℃), soluble in ethanol is shallow lemon yellow. The strong sulfuric acid for orange red brown, diluted into gold. The dye solution with strong hydrochloric acid into orange red brown; Add thick sodium hydroxide solution into a golden brown. In dyeing copper and iron ion colored light slight change. Good resistance to chlorine stability,On Rongalite and sodium sulfide reduction-resistant. Used for cotton and viscose fiber dyeing and can be directly printing and white, can and dispersal dyes with bath of high temperature on polyester/cotton blended fabric dyeing, used for leather and paper shading.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
AATCC 5 4 4-5 4-5 3-4

Properties of DIRECT YELLOW 29

EPA Substance Registry System [2,6'-Bibenzothiazole]-7-sulfonic acid, 2',2'''-(azodi-4,1-phenylene)bis[6-methyl-, disodium salt (6537-66-2)

Safety information for DIRECT YELLOW 29

Computed Descriptors for DIRECT YELLOW 29

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