5-Amino-3-[[4'-[(8-amino-1-hydroxy-5-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-2,7-disulfonic acid disodium salt
- CAS NO.:6426-74-0
- Empirical Formula: C32H21N6Na3O11S3
- Molecular Weight: 830.70705
What is 5-Amino-3-[[4'-[(8-amino-1-hydroxy-5-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-2,7-disulfonic acid disodium salt?
Preparation
4-(4-Aminophenyl)benzenamine double nitriding, in alkaline conditions in turn and 4-Amino-5-hydroxynaphthalene-1-sulfonic acid and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling.
Properties and Applications
dark blue. Soluble in water for blue, slightly soluble in soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for colourful blue, diluted for purple; In nitric acid solution for blue, to brown. The dye solution to join hydrochloric acid blue precipitation; Add 10% sodium hydroxide solution for Violet.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
AATCC | 3 | 5 | 2 | 1 | 3 |
Properties of 5-Amino-3-[[4'-[(8-amino-1-hydroxy-5-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-2,7-disulfonic acid disodium salt
EPA Substance Registry System | C.I. Direct Blue 64 (6426-74-0) |
Safety information for 5-Amino-3-[[4'-[(8-amino-1-hydroxy-5-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-2,7-disulfonic acid disodium salt
Computed Descriptors for 5-Amino-3-[[4'-[(8-amino-1-hydroxy-5-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-2,7-disulfonic acid disodium salt
New Products
ALUMINIUM IODIDE 100 GM BUFFER CAPSULE PH 7.0 - 10 CAP BUFFER SOLUTION PH 9.5 (BORATE) EZEE BLUE GEL STAINER BORAX CARMINE (GRENACHERS ALCOHOLIC) POTASSIUM IODATE - IODIDE SOLN 0.1 N Dabigatran Acyl-O3-D-Glucuronide Trifluoroacetic Acid Salt Isofolic Acid Dabigatran 2-O-acylglucuronide metabolite Dabigatran Acyl-?-D- glucuronide Trifluroacetic Acid Erythromycin EP Impurity A Desloratidine Related Compound ARelated products of tetrahydrofuran
1,6-Naphthalenedisulfonic acid, 7-[[4'-[(6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-8-hydroxy-, trisodium salt
Direct Blue 53
CI NO 22610
2-Naphthalenesulfonic acid, 4-hydroxy-3-4-(4-nitro-2-sulfophenyl)azo-6(or 7)-sulfo-1-naphthalenylazo-7-(phenylamino)-, trisodium salt
DIRECT BLUE 67
1,6-Naphthalenedisulfonic acid, 4-[[4-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-, trisodium salt
4,5-Dihydroxy-3-[[4'-[(2-hydroxy-6-sodiosulfo-1-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt
1,6-Naphthalenedisulfonic acid, 8-hydroxy-7-[[4-[[4'-[(1-hydroxy-3,8-disulfo-2-naphthalenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-1-naphthalenyl]azo]-, tetrasodium salt
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