5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt
- CAS NO.:6426-68-2
- Empirical Formula: C32H24N5NaO8S2
- Molecular Weight: 693.68
What is 5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt?
Preparation
4-(4-Aminophenyl)benzenamine double nitriding, and Naphthalen-2-ol coupling, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling.
Properties and Applications
Red light blue and red light navy blue.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
ISO | 5 | 5 | 1 | 2 | 2 |
Properties of 5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt
EPA Substance Registry System | C.I. Direct Blue 19 (6426-68-2) |
Safety information for 5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt
Computed Descriptors for 5-Amino-4-hydroxy-3-[[4'-[(2-hydroxy-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt
New Products
4-Aminotetrahydropyran-4-carbonitrile Hydrochloride (R)-3-Aminobutanenitrile Hydrochloride 4-AMINO-TETRAHYDRO-PYRAN-4-CARBOXYLIC ACID HCL 4-(Dimethylamino)tetrahydro-2H-pyran-4-carbonitrile 3-((Dimethylamino)methyl)-5-methylhexan-2-one oxalate 1,4-Dioxa-8-azaspiro[4.5]decane 5-Bromo-2-nitropyridine Nimesulide BP Aceclofenac IP/BP/EP Diclofenac Sodium IP/BP/EP/USP Mefenamic Acid IP/BP/EP/USP Ornidazole IP Diclofenac Potassium SODIUM AAS SOLUTION ZINC AAS SOLUTION BUFFER SOLUTION PH 10.0(BORATE) GOOCH CRUCIBLE SINTERED AQUANIL 5 BERYLLIUM AAS SOLUTION 2-Bromo-1-(bromomethyl)-3-chloro-5-nitrobenzene 2-Bromo-3-nitroaniline N-(3-Hydroxypropyl)-N-methylacetamide 3-Bromo-6-chloropyridazine 4-ethyl-3-nitrobenzoic acidRelated products of tetrahydrofuran
5-Amino-4-hydroxy-3-[[4'-[(1-hydroxy-4-sulfonaphthalen-2-yl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt
DIRECT BLUE 202
CHLORAZOL BLACK BH
Direct Blue 201
Direct blue 215 (C.I. 24415)
2,9-Triphenodioxazinedisulfonic acid, 6,13- dichloro-3,10-bis[(4-chlorophenyl)amino]-, disodium salt 2,9-triphenodioxazinedisulfonic acid, 6,13-dichloro-3,10-bis[(4-chlorophenyl)am 9-triphenodioxazinedisulfonic acid,6,13-dichloro-3,10-bis[(4-chlorophenyl)amino]- disodium salt 2,9-Triphenodioxazinedisulfonic acid,6,13-dichloro-3,10-bis[(4-chlorophenyl)amino]-,disodium salt
Direct Blue 199
trisodium [mu-[3-[[4'-[(2,8-dihydroxy-6-sulpho-1-naphthyl)azo]-3,3'-dihydroxy[1,1'-biphenyl]-4-yl]azo]-4,5-dihydroxynaphthalene-2,7-disulphonato(7-)]]dicuprate(3-)
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