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HomeProduct name listACID BLACK 24

ACID BLACK 24

  • CAS NO.:3071-73-6
  • Empirical Formula: C36H26N5NaO6S2
  • Molecular Weight: 711.74
  • MDL number: MFCD00004129
  • EINECS: 221-343-4
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-07-18 18:48:51
ACID BLACK 24 Structural

What is ACID BLACK 24?

The Uses of ACID BLACK 24

Acid Black 24 (CAS# 3071-73-6) is a textile, water-soluble dye and organic pollutant.

Preparation

5-Aminonaphthalene-1-sulfonic acid diazo, and Naphthalen-1-amine coupling, again diazo, and 8-(Phenylamino)naphthalen-1-ol ? coupling.

Flammability and Explosibility

Non flammable

Properties and Applications

blue and black. Blue-black powder. Soluble in water is red light blue or black, soluble in ethanol for navy, slightly soluble in acetone, insoluble in other organic solvents. In a strong sulfuric acid powder blue, it will be a dark green light blue after diluted; In a red light brown nitric acid to yellow. Its water solution and strong hydrochloric acid is green light blue; Add sodium hydroxide fluid shows purplish red color. Dyeing copper ions in a dark green color, also meet iron ion is dark. Used for the Wool Fabric dyeing, especially suitable for kemp products and Wool Blended Fabric dyeing, also can be used for polyamide, silk and leather dyeing. The Barium salt can be used as organic pigments.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6 3-4 2-3 4-5 4 2 4-5 3-4
AATCC 5 3-4 3-4 4 2-3 2-3 3 3

Properties of ACID BLACK 24

Boiling point: 1163.56℃[at 101 325 Pa]
Density  1.601[at 20℃]
vapor pressure  0Pa at 20℃
Water Solubility  25.19g/L at 20℃
EPA Substance Registry System 1-Naphthalenesulfonic acid, 8-(phenylamino)-5-[[4-[(5-sulfo-1-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt (3071-73-6)

Safety information for ACID BLACK 24

Computed Descriptors for ACID BLACK 24

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