| Identification | More | [Name]
7-Anilino-4-hydroxy-2-naphthalenesulfonic acid | [CAS]
119-40-4 | [Synonyms]
4-HYDROXY-7-(PHENYLAMINO)-2-NAPHTHALENESULFONIC ACID
6-ANILINO-1-NAPHTHOL-3-SULFONIC ACID
7-ANILINO-4-HYDROXY-2-NAPHTHALENESULFONIC ACID
7-Anilino-4-hydroxynaphthalene-2-sulphonic acid
7-ANILINO-4-NAPHTHOL-2-SULFONIC ACID
PHENYL J ACID
2-Anilino-5-naphthol-7-sulfonicacid
2-Phenylamino-5-naphthol-7-sulfonicacid
4-hydroxy-7-(phenylamino)-2-naphthalenesulfonicaci
6-Phenylamino-1-naphthol-3-sulfonicacid
N-Phenyl-2-amino-5-naphthol-7-sulfonicacid
N-Phenyl-J-acid
N-PhenylJ-acid
7-Anilino-4-hydroxy-2-naphtalenesulfonic acid
4-hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid
2-Phenylamine-5-naphthol-7-sulfonic acid
2-Phenylamino-5-hydroxynaphthalene-7-sulfonic acid
6-Anilino-1-hydroxy-3-naphthalenesulfonic acid
N-Phenyl iso-γ acid
4-HYDROXY-7-ANILINONAPHTHALENE-2-SULPHONICACID(PHENYLJACID) | [EINECS(EC#)]
204-320-3 | [Molecular Formula]
C16H13NO4S | [MDL Number]
MFCD00035714 | [Molecular Weight]
315.34 | [MOL File]
119-40-4.mol |
| Safety Data | Back Directory | [Safety Statements ]
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes . | [HS Code ]
2922.29.8190 |
| Raw materials And Preparation Products | Back Directory | [Raw materials]
Sodium chloride-->Sulfur dioxide-->Congo red paper | [Preparation Products]
DIRECT VIOLET 51-->disodium 3-[[4'-[[6-amino-1-hydroxy-3-sulphonato-2-naphthyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate-->Direct Bordeaux NGB-->Direct Violet 9-->Direct Blue 78-->trisodium 4-hydroxy-5-[[4-[[1-hydroxy-6-(phenylamino)-3-sulphonato-2-naphthyl]azo]-5-methoxy-2-methylphenyl]azo]naphthalene-2,7-disulphonate-->4-Hydroxy-3-[[5-methyl-2-methoxy-4-[(2-sodiosulfo-1-naphthalenyl)azo]phenyl]azo]-7-(phenylamino)naphthalene-2-sulfonic acid sodium salt-->[1,1'-Biphenyl]-3,3'-dicarboxylicacid,4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-4'-[2-(1-hydroxy-5-sulfo-2-naphthalenyl)diazenyl]-,sodium salt (1:4)-->tetrasodium 2-[[4-[[4-[[1-hydroxy-6-(phenylamino)-3-sulphonato-2-naphthyl]azo]-7-sulphonato-1-naphthyl]azo]-1-naphthyl]azo]benzene-1,4-disulphonate-->4-Hydroxy-7-phenylamino-3-[[2,5-dimethyl-4-[(4-methyl-2-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonic acid sodium salt-->DIRECT BLUE 78-->C.I. Acid Brown 87-->Direct Blue 308-->Direct blue 83 (C.I. 34230)-->4-Amino-5-hydroxy-6-[[4'-[(1-hydroxy-6-phenylamino-3-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-1,3-disulfonic acid disodium salt-->[[4'-[[1-Hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]amino]oxoacetic acid disodium salt-->4-Hydroxy-3-[[4'-[(1-hydroxy-6-phenylamino-3-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt-->3-[[4-[(4-Amino-2-sodiosulfophenyl)azo]-5-methyl-2-methoxyphenyl]azo]-4-hydroxy-7-phenylaminonaphthalene-2-sulfonic acid sodium salt-->DIRECT VIOLET 9-->2-Naphthalenesulfonic acid, 4-hydroxy-3-4-(4-nitro-2-sulfophenyl)azo-6(or 7)-sulfo-1-naphthalenylazo-7-(phenylamino)-, trisodium salt |
| Hazard Information | Back Directory | [Chemical Properties]
Blue-gray crystals. Soluble in alkali, insoluble in organic solvent. | [Uses]
7-Anilino-4-hydroxy-2-naphthalenesulfonic acid is a dye intermediate, which is used to synthesize azo dyes such as direct copper salt green BTL, copper salt blue FBGL and copper salt purple BBL. | [Flammability and Explosibility]
Nonflammable | [Synthesis]
7-Anilino-4-hydroxy-2-naphthalenesulfonic acid was synthesized from the condensation of J acid and aniline in the medium of sodium bisulfite. |
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