6408-99-7

Basic information

• Product Name: dipotassium 3-[[5-(tert-butyl)-2-hydroxyphenyl]azo]-2-hydroxy-5-nitrobenzenesulphonate
• Synonyms: dipotassium 3-[[5-(tert-butyl)-2-hydroxyphenyl]azo]-2-hydroxy-5-nitrobenzenesulphonate;Chrome Brown LE;Mordant Brown 19;Benzenesulfonic acid, 3-[[5-(1,1-dimethylethyl)-2-hydroxyphenyl]azo]-2-hydroxy-5-nitro-, dipotassium salt;3-[(5-tert-Butyl-2-hydroxyphenyl)azo]-2-(potassiooxy)-5-nitrobenzenesulfonic acid potassium salt;C.I.14250;C.I.Mordant Brown 19;Benzenesulfonic acid, 3-(2-(5-(1,1-dimethylethyl)-2-hydroxyphenyl)diazenyl)-2-hydroxy-5-nitro-, potassium salt (1:2)
• CAS NO: 6408-99-7
• Molecular Formula: C32H32K2N6O14S2
• Molecular Weight: 866.95488
• EINECS: 229-073-9
• Mol File: 6408-99-7.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: dipotassium 3-[[5-(tert-butyl)-2-hydroxyphenyl]azo]-2-hydroxy-5-nitrobenzenesulphonate(CAS DataBase Reference)
• NIST Chemistry Reference: dipotassium 3-[[5-(tert-butyl)-2-hydroxyphenyl]azo]-2-hydroxy-5-nitrobenzenesulphonate(6408-99-7)
• EPA Substance Registry System: dipotassium 3-[[5-(tert-butyl)-2-hydroxyphenyl]azo]-2-hydroxy-5-nitrobenzenesulphonate(6408-99-7)

Safety Data

• Hazardous Substances Data: 6408-99-7(Hazardous Substances Data)

Usage

Preparation

3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid diazotization, and 4-Tert-butylphenol coupling

Properties and Applications

red light brown. Soluble in water for brown, soluble in ethanol and Cellosolve, insoluble in other organic solvent. In concentrated sulfuric acid for red, after diluted solution for orange red, and accompanied by precipitation; In concentrated nitric acid for orange solution, and then become yellow, In 10% sodium hydroxide solution for red orange. Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water Alkali Acid ISO 4 6-7 5 2-3 5 5 5 AATCC 3-4 6 4 5 4 5

Standard

Ironing Fastness

Alkali

Acid

ISO

4

AATCC

3-4

InChI:InChI=1/C16H17N3O7S.2K/c1-16(2,3)9-4-5-13(20)11(6-9)17-18-12-7-10(19(22)23)8-14(15(12)21)27(24,25)26;;/h4-8,18,21H,1-3H3,(H,24,25,26);;/q;2*+1/p-2/b17-11+;;