7-Hydroxy-8-[[2-methoxy-4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-1-sulfonic acid sodium salt
7-Hydroxy-8-[[2-methoxy-4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-1-sulfonic acid sodium salt Basic information
- Product Name:
- 7-Hydroxy-8-[[2-methoxy-4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-1-sulfonic acid sodium salt
- Synonyms:
-
- 7-Hydroxy-8-[[2-methoxy-4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-1-sulfonic acid sodium salt
- C.I.27180
- C.I.Acid Red 56
- Cetil Fast Ponceau 6B
- Acid Red 56
- C.I.Acid Red 56:C.I.27180
- CAS:
- 6226-77-3
- MW:
- 0
- Mol File:
- 6226-77-3.mol
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7-Hydroxy-8-[[2-methoxy-4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-1-sulfonic acid sodium salt Usage And Synthesis
Preparation
2-Aminobenzenesulfonic acid diazo, and O-Anisidine coupling, then the water with sulfonic acid base, again diazotization and with 7-Hydroxynaphthalene-1-sulfonic acid coupling.
Properties and Applications
blue-ray red. Soluble in water for product red, soluble in ethanol for red orange. The strong sulfuric acid for green light blue, diluted into pink. Adding strong hydrochloric acid in aqueous solution for the red light purple; Add thick sodium hydroxide solution for purple.
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7-Hydroxy-8-[[2-methoxy-4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-1-sulfonic acid sodium salt(6226-77-3)Related Product Information
- Acid Red 57
- FOOD RED NO 3 ALUMINUM LAKE
- 2,7-Naphthalenedisulfonic acid, 4,4'-[(phenylmethylene)bis[(2,5-dimethyl-4,1-phenylene)azo]]bis[3-hydroxy-, tetrasodium salt
- Acid Red 51
- Sulforhodamine B
- ACID RED 60
- sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate
- C.I. Acid Red 53
- ACID RED 54