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HomeProduct name listDIAMINE GREEN B

DIAMINE GREEN B

  • CAS NO.:5422-17-3
  • Empirical Formula: C34H22N8Na2O10S2
  • Molecular Weight: 812.7
  • MDL number: MFCD00042705
  • EINECS: 226-545-6
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-12-18 14:08:52
DIAMINE GREEN B Structural

What is DIAMINE GREEN B?

Preparation

4-(4-Aminophenyl)benzenamine double nitriding, first in alkaline conditions and 4-Nitrobenzenamine diazo, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidand coupled the product of three, and then and 2-Hydroxybenzoic acid coupling.

Properties and Applications

dark green. Soluble in water for the green, slightly soluble in ethanol, acetone, soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid as dark blue light in purple, for dark olive green after diluted. The dye solution to join strong hydrochloric acid have blue light green precipitation; Add thick sodium hydroxide solution have yellow olive green precipitation; Add 10% sodium hydroxide solution for SAP green.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 3 3 2 2
AATCC 4 4 2-3 2 2

Properties of DIAMINE GREEN B

EPA Substance Registry System C.I. Direct Green 8, trisodium salt (5422-17-3)

Safety information for DIAMINE GREEN B

Computed Descriptors for DIAMINE GREEN B

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