Basic information Safety Supplier Related

NAPHTHALENE SCARLET B

Basic information Safety Supplier Related

NAPHTHALENE SCARLET B Basic information

Product Name:
NAPHTHALENE SCARLET B
Synonyms:
  • NAPHTHALENE SCARLET B
  • disodium 4-hydroxy-3-[(6-sulphonato-2-naphthyl)azo]naphthalenesulphonate
  • 4-Hydroxy-3-[(6-sulfo-2-naphtyl)azo]-1-naphthalenesulfonic acid disodium salt
  • C.I.14730
  • C.I.Acid Red 102
  • Double Brilliant Scarlet 3R
  • disodium,(3Z)-4-oxo-3-[(6-sulfonatonaphthalen-2-yl)hydrazinylidene]naphthalene-1-sulfonate
  • Acid Red 102
CAS:
5858-42-4
MF:
C20H12N2Na2O7S2
MW:
502.43
EINECS:
2274916
Mol File:
5858-42-4.mol
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NAPHTHALENE SCARLET B Usage And Synthesis

Preparation

6-Aminonaphthalene-2-sulfonic acid diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid.

Properties and Applications

red. Soluble in water for yellow light red. The strong sulfuric acid for product red, diluted for scarlet solution, then become yellow brown precipitation. Join the hydrochloric acid in aqueous solution after yellow brown precipitation; Add sodium hydroxide solution don’t change color.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3 3 4-5 4 1 3-4 3 1

NAPHTHALENE SCARLET BSupplier

Hubei Jusheng Technology Co.,Ltd.
Tel
18871490254
Email
linda@hubeijusheng.com
Shaanxi Dideu Newmaterial Co., Ltd.
Tel
029-63373950 15353716720
Email
1052@dideu.com