3058-98-8

Basic information

• Product Name: sodium 4-hydroxy-3-[[3-(phenylsulphamoyl)-p-tolyl]azo]naphthalenesulphonate
• Synonyms: sodium 4-hydroxy-3-[[3-(phenylsulphamoyl)-p-tolyl]azo]naphthalenesulphonate;1-Naphthalenesulfonic acid, 4-hydroxy-3-4-methyl-3-(phenylamino)sulfonylphenylazo-, monosodium salt;Sodium 4-hydroxy-3-[[3-(phenylsulphamoyl)-p-toyl]azo] aphthalenesulphonate;Acid orange 19 (C.I. 14690);Acid Fast Red W2G;Aminyl Red E-2G;C.I.Acid Orange 19;Egacid Red GG
• CAS NO: 3058-98-8
• Molecular Formula: C23H18N3NaO6S2
• Molecular Weight: 519.52529
• EINECS: 221-298-0
• Product Categories: Organics
• Mol File: 3058-98-8.mol
• Article Data: 0

Chemical Properties

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Appearance: /
• Density: g/cm³
• CAS DataBase Reference: sodium 4-hydroxy-3-[[3-(phenylsulphamoyl)-p-tolyl]azo]naphthalenesulphonate(CAS DataBase Reference)
• NIST Chemistry Reference: sodium 4-hydroxy-3-[[3-(phenylsulphamoyl)-p-tolyl]azo]naphthalenesulphonate(3058-98-8)
• EPA Substance Registry System: sodium 4-hydroxy-3-[[3-(phenylsulphamoyl)-p-tolyl]azo]naphthalenesulphonate(3058-98-8)

Safety Data

• Hazardous Substances Data: 3058-98-8(Hazardous Substances Data)

Usage

Preparation

5-Amino-2-methyl-N-phenylbenzenesulfonamide?diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid.

Properties and Applications

red light orange. Soluble in water for palm orange, slightly soluble in ethanol and acetone, insoluble in other organic solvents. The strong sulfuric acid for purple, orange and brown after diluted to appear red purple precipitation. In water solution to join strong hydrochloric acid for orange brown; Add thick sodium hydroxide solution in red. Copper, iron ion in color shade darker. This product used for wool, silk, polyamide fiber and its blended fabric dyeing and printing, also can be used for leather color. Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater Fading Stain Fading Stain Fading Stain ISO 4-5 3 2 3 1 2 3 3 AATCC 4 2 2 2-3 1 1 3 3

Standard

Light Fastness

Fading

Stain

ISO

4-5

AATCC

4

InChI:InChI=1/C23H19N3O6S2.Na/c1-15-11-12-17(13-21(15)33(28,29)26-16-7-3-2-4-8-16)24-25-20-14-22(34(30,31)32)18-9-5-6-10-19(18)23(20)27;/h2-14,26-27H,1H3,(H,30,31,32);/q;+1/p-1