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HomeProduct name listDISPERSE YELLOW 9

DISPERSE YELLOW 9

Synonym(s):N-(2,4-Dinitrophenyl)-p-phenylenediamine;N-(2,4-Dinitrophenyl)-1,4-phenylenediamine

  • CAS NO.:6373-73-5
  • Empirical Formula: C12H10N4O4
  • Molecular Weight: 274.23
  • MDL number: MFCD00007851
  • EINECS: 228-919-4
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-07-10 17:31:01
DISPERSE YELLOW 9 Structural

What is DISPERSE YELLOW 9?

The Uses of DISPERSE YELLOW 9

Disperse yellow 9 is a dye in terylene.

The Uses of DISPERSE YELLOW 9

Disperse Yellow 9 is an azo disperse dye which is water insoluble. Disperse Yellow 9 can be used to dye polyester and acetate fibers. Dyes and metabolites, Environmental Testing.

Preparation

Benzene-1,4-diamine and 1-Chloro-2,4-dinitrobenzene?condensation

Definition

ChEBI: Disperse yellow 9 is a nitroaniline.

Properties and Applications

Dark red light yellow. Insoluble in water, but soluble in ethanol for red light yellow. The strong sulfuric acid for brown, for yellow brown after diluted. Used for polyester, vinegar fiber, three vinegar, polyamide fiber dyeing of 66, also can used for the sheepskin, fur, plastic color.

Standard Ironing Fastness Light Fastness Persperation Fastness Washing Fastness
Fading Stain Fading Stain Fading Stain
ISO 4-5 3 5-6 5 5 5 4-5

Properties of DISPERSE YELLOW 9

Melting point: 187-190 °C(lit.)
Boiling point: 417.22°C (rough estimate)
Density  1.3424 (rough estimate)
refractive index  1.6081 (estimate)
storage temp.  Room Temperature
solubility  DMSO (Slightly), Methanol (Slightly, Heated, Sonicated)
pka 4.22±0.10(Predicted)
form  neat
color  Dark Orange to Very Dark Orange
Water Solubility  1.645mg/L(25 ºC)
EPA Substance Registry System 1,4-Benzenediamine, N-(2,4-dinitrophenyl)- (6373-73-5)

Safety information for DISPERSE YELLOW 9

Computed Descriptors for DISPERSE YELLOW 9

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