1-Chloro-8-hydroxy-7-[4-(6-methylbenzothiazol-2-yl)phenylazo]naphthalene-3,6-bis(sulfonic acid sodium) salt
![1-Chloro-8-hydroxy-7-[4-(6-methylbenzothiazol-2-yl)phenylazo]naphthalene-3,6-bis(sulfonic acid sodium) salt Structure](CAS/GIF/5850-73-7.gif)
- CAS No.
- 5850-73-7
- Chemical Name:
- 1-Chloro-8-hydroxy-7-[4-(6-methylbenzothiazol-2-yl)phenylazo]naphthalene-3,6-bis(sulfonic acid sodium) salt
- Synonyms
- C.I.15075;Direct Red 20;C.I.Direct Red 20;Diamine rose B extra;C.I.Direct Red 20:C.I.15075;1-Chloro-8-hydroxy-7-[4-(6-methylbenzothiazol-2-yl)phenylazo]naphthalene-3,6-bis(sulfonic acid sodium) salt;5-Chloro-4-hydroxy-3-[[4-(6-methylbenzothiazol-2-yl)phenyl]azo]-2,7-naphthalenedisulfonic acid disodium salt;5-chloro-4-hydroxy-3-[4-(6-methyl-benzothiazol-2-yl)-phenylazo]-naphthalene-2,7-disulfonic acid, disodium salt
- CBNumber:
- CB72352111
- Molecular Formula:
- Molecular Weight:
- 0
- MDL Number:
- MOL File:
- 5850-73-7.mol
Last updated:2022-12-21 16:56:50
1-Chloro-8-hydroxy-7-[4-(6-methylbenzothiazol-2-yl)phenylazo]naphthalene-3,6-bis(sulfonic acid sodium) salt Properties
| FDA UNII | 6B08RLS632 |
|---|
1-Chloro-8-hydroxy-7-[4-(6-methylbenzothiazol-2-yl)phenylazo]naphthalene-3,6-bis(sulfonic acid sodium) salt Chemical Properties,Uses,Production
Preparation
4-(6-Methyl-2,3-dihydrobenzo[d]thiazol-2-yl)benzenamine diazo, and 8-Chloro-1-naphthol-3,6-disulfonic acidcoupling.
Properties and Applications
blue light pink. Soluble in water and ethanol for pink to product red, insoluble in other organic solvents. The strong sulfuric acid to red light purple, for the big red after diluted. The dye solution to join strong hydrochloric acid for product red; Add thick sodium hydroxide solution for purplish red color.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 5 | 4-5 | 2 | 1-2 | 1-2 | ||
| AATCC | 2 | 5 | 2 | 1 | 1 | ||
1-Chloro-8-hydroxy-7-[4-(6-methylbenzothiazol-2-yl)phenylazo]naphthalene-3,6-bis(sulfonic acid sodium) salt Preparation Products And Raw materials
Raw materials
Preparation Products
5850-73-7(1-Chloro-8-hydroxy-7-[4-(6-methylbenzothiazol-2-yl)phenylazo]naphthalene-3,6-bis(sulfonic acid sodium) salt)Related Search:
Direct Red 180
Benzoic acid, 5-[[4-[(2,4-dihydroxyphenyl)azo]-3-sulfophenyl]azo]-2-hydroxy-, disodium salt
C.I. Direct Red 187
2-Naphthalenesulfonic acid, 3-[[2,5-dimethyl-4-[(4-sulfophenyl)azo]phenyl]azo]-4-hydroxy-7-[[[(5-hydroxy-7-sulfo-2-naphthalenyl)amino]carbonyl]amino]-, trisodium salt
BENZOPURPURIN 4B
1of2
1-Chloro-8-hydroxy-7-[4-(6-methylbenzothiazol-2-yl)phenylazo]naphthalene-3,6-bis(sulfonic acid sodium) salt
5-Chloro-4-hydroxy-3-[[4-(6-methylbenzothiazol-2-yl)phenyl]azo]-2,7-naphthalenedisulfonic acid disodium salt
C.I.15075
C.I.Direct Red 20
Diamine rose B extra
5-chloro-4-hydroxy-3-[4-(6-methyl-benzothiazol-2-yl)-phenylazo]-naphthalene-2,7-disulfonic acid, disodium salt
Direct Red 20
C.I.Direct Red 20:C.I.15075
5850-73-7
