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HomeProduct name list2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-[(2-methyl-4-nitrophenyl)azo]-, disodium salt

2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-[(2-methyl-4-nitrophenyl)azo]-, disodium salt

  • CAS NO.:6222-39-5
  • Empirical Formula: C17H12N4Na2O9S2
  • Molecular Weight: 526.40812
  • EINECS: 612-958-2
2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-[(2-methyl-4-nitrophenyl)azo]-, disodium salt Structural

What is 2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-[(2-methyl-4-nitrophenyl)azo]-, disodium salt?

Preparation

2-Methyl-4-nitrobenzenamine diazo, in alkaline conditions and 3-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling.

Properties and Applications

brown

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4 3 4 2-3 1 2-3

Safety information for 2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-[(2-methyl-4-nitrophenyl)azo]-, disodium salt

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