disodium 7-(acetylamino)-3-[[4-[(4-chloro-2-sulphonatophenyl)azo]-2,5-dimethylphenyl]azo]-4-hydroxynaphthalene-2-sulphonate

CAS No.
5873-19-8
Chemical Name:
disodium 7-(acetylamino)-3-[[4-[(4-chloro-2-sulphonatophenyl)azo]-2,5-dimethylphenyl]azo]-4-hydroxynaphthalene-2-sulphonate
Synonyms
C.I.28110;Direct Red 77;C.I.Direct Red 77;Solius Bordeaux 5B;Sirius Bordeaux 5B;Eliamina Bordeaux 6BL;Diazol Light Bordeaux 6B;Direct red 77 (C.I. 28110);C.I.Direct Red 77:C.I.28110;disodium 7-(acetylamino)-3-[[4-[(4-chloro-2-sulphonatophenyl)azo]-2,5-dimethylphenyl]azo]-4-hydroxynaphthalene-2-sulphonate
CBNumber:
CB0896410
Molecular Formula:
C26H20ClN5Na2O8S2
Molecular Weight:
676.02824
MDL Number:
MOL File:
5873-19-8.mol

disodium 7-(acetylamino)-3-[[4-[(4-chloro-2-sulphonatophenyl)azo]-2,5-dimethylphenyl]azo]-4-hydroxynaphthalene-2-sulphonate Chemical Properties,Uses,Production

Preparation

2-Amino-5-chlorobenzenesulfonic acid diazo, and 2,5-Dimethylbenzenamine coupling, its product to diazo, and ?7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

red. Soluble in water for product red to purplish red color, soluble in ethanol in red. The strong sulfuric acid for Tracy in blue, Red sauce for diluted to Red light brown, with purple precipitation; In the nitric acid purple brown precipitation. The dye solution to join strong hydrochloric acid for red sauce; Add thick sodium hydroxide solution for purple; Add 10% sodium hydroxide solution micro change to blue.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3-4 5 5 1 1
AATCC 1 4 3-4 1 1

disodium 7-(acetylamino)-3-[[4-[(4-chloro-2-sulphonatophenyl)azo]-2,5-dimethylphenyl]azo]-4-hydroxynaphthalene-2-sulphonate Preparation Products And Raw materials

Raw materials

Preparation Products

disodium 7-(acetylamino)-3-[[4-[(4-chloro-2-sulphonatophenyl)azo]-2,5-dimethylphenyl]azo]-4-hydroxynaphthalene-2-sulphonate Direct red 77 (C.I. 28110) C.I.28110 C.I.Direct Red 77 Diazol Light Bordeaux 6B Eliamina Bordeaux 6BL Sirius Bordeaux 5B Solius Bordeaux 5B C.I.Direct Red 77:C.I.28110 Direct Red 77 disodium 7-(acetylamino)-3-[[4-[(4-chloro-2-sulphonatophenyl)azo]-2,5-dimethylphenyl]azo]-4-hydroxynaphthalene-2-sulphonate 5873-19-8