C.I. Direct brown 151, disodium salt
- CAS No.
- 10130-38-8
- Chemical Name:
- C.I. Direct brown 151, disodium salt
- Synonyms
- Direct Brown 151;C.I.Direct Brown 151:C.I.31685;C.I. Direct brown 151, disodium salt;2,7-Naphthalenedisulfonic acid, 6-((2,4-diaminophenyl)azo)-3-((4'-((2,4-diaminophenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, disodium salt
- CBNumber:
- CB32497119
- Molecular Formula:
- C34H29N10NaO7S2
- Molecular Weight:
- 776.78
- MOL File:
- 10130-38-8.mol
EPA Substance Registry System | C.I. Direct Brown 151, disodium salt (10130-38-8) |
---|
C.I. Direct brown 151, disodium salt Chemical Properties,Uses,Production
Preparation
4-(4-Aminophenyl)benzenamine double nitriding, in alkaline conditions before 3-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, product to diazo, and Benzene-1,3-diamine (2 Moore) coupled.
Properties and Applications
dark red light brown. Slightly soluble in water for red sauce, soluble in ethanol. In the dark for the strong sulfuric acid, diluted light for palm gray, with black precipitation. The dye solution with strong hydrochloric acid has the purple precipitation; With strong sodium hydroxide solution for red to blue light is red.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
ISO | 4 | 4-5 | 2 | 3 | 4 | ||
AATCC | 5 | 5 | 3-4 | 2-3 | 5 |
C.I. Direct brown 151, disodium salt Preparation Products And Raw materials
Raw materials
Preparation Products
10130-38-8(C.I. Direct brown 151, disodium salt)Related Search:
chevron_left
1of2
chevron_right
2,7-Naphthalenedisulfonic acid, 6-((2,4-diaminophenyl)azo)-3-((4'-((2,4-diaminophenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-hydroxy-, disodium salt
C.I. Direct brown 151, disodium salt
Direct Brown 151
C.I.Direct Brown 151:C.I.31685
10130-38-8