C.I. Direct Brown 149
- CAS No.
- 1333-26-2
- Chemical Name:
- C.I. Direct Brown 149
- Synonyms
- Direct Brown 149;C.I. Direct Brown 149;C.I.Direct Brown 149:C.I.36310
- CBNumber:
- CB14755631
- Molecular Formula:
- Molecular Weight:
- 0
- MOL File:
- Mol file
C.I. Direct Brown 149 Chemical Properties,Uses,Production
Preparation
3,5-Diamino-4-methylbenzenesulfonic acid diazo, and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, its product double nitriding, and Benzene-1,3-diamine (2 Moore) coupled, 3,5-Diamino-4-methylbenzenesulfonic acid (1 Moore) double nitriding, and generated three accidentally nitrogen compounds (2 Moore) coupled.
Properties and Applications
dark red light brown. Moderate soluble in water for brown, slightly soluble in alcohol. The strong sulfuric acid for olive, diluted for yellow brown. The dye solution to join strong hydrochloric acid have dark brown precipitation; Add thick sodium hydroxide solution for dark orange brown.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
ISO | 4-5 | 3 | 3 | 4-5 | 4-5 |
C.I. Direct Brown 149 Preparation Products And Raw materials
Raw materials
Preparation Products
1333-26-2(C.I. Direct Brown 149)Related Search:
C.I. Direct Brown 149
Direct Brown 149
C.I.Direct Brown 149:C.I.36310
1333-26-2