5-[(2-Chloro-4-nitrophenyl)azo]-2-hydroxybenzoic acid sodium salt
- CAS NO.:6408-37-3
- Empirical Formula: C13H9ClN3NaO5
- Molecular Weight: 345.67
What is 5-[(2-Chloro-4-nitrophenyl)azo]-2-hydroxybenzoic acid sodium salt?
Preparation
2-Chloro-4-nitrobenzenamine diazotization, and 2-Hydroxybenzoic acid?coupling.
Properties and Applications
red orange. Soluble in water and Etanol for yellow. In concentrated sulfuric acid for golden orange, dilution after light golden brown. Dye aqueous solution to join concentrated hydrochloric acid for green yellow; Join concentrated Sodium hydroxide solution for red wine.
Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
Alkali | Acid | ||||||
ISO | 3 | 4-5 | 4 | 3 | 4-5 | 4 | 4 |
Safety information for 5-[(2-Chloro-4-nitrophenyl)azo]-2-hydroxybenzoic acid sodium salt
Abamectin manufacturer
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product: 6408-37-3 Mordant orange 2 98%
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2-Hydroxy-5-[[3-[(2-hydroxy-5,7-disulfo-1-naphtyl)azo]-4-methylphenyl]carbonylamino]benzoic acid trisodium salt
disodium 5-[(4-nitro-2-sulphonatophenyl)azo]salicylate
5,5'-[1,4-Phenylenebis(azo)]bis[2-hydroxy-3-sodiosulfobenzoic acid sodium] salt
Mordant orange 10
sodium 4-[(3-chloro-2-hydroxy-5-nitrophenyl)azo]-1H-naphtho[1,8-de]-1,2,3-triazine-6-sulphonate
5-(Acetylamino)-4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-2,7-naphthalenedisulfonic acid disodium salt
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