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disodium 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate

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disodium 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate Basic information

Product Name:
disodium 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate
Synonyms:
  • disodium 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate
  • 7-[(3-Aminobenzoyl)amino]-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]phenyl]azo]-2-naphthalenesulfonic acid disodium salt
  • C.I.Direct Red 153:C.I.28210
  • Direct Red 153
  • 2-Naphthalenesulfonicacid,7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[2-[4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-,sodium salt (1:2)
CAS:
5979-31-7
MF:
C29H20N6Na2O8S2
MW:
690.61404
EINECS:
2277849
Mol File:
5979-31-7.mol
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disodium 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate Chemical Properties

EPA Substance Registry System
2-Naphthalenesulfonic acid, 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]phenyl]azo]-, disodium salt (5979-31-7)
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disodium 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate Usage And Synthesis

Preparation

4-((4-Aminophenyl)diazenyl)benzenesulfonic acid diazo, and 7-(3-Aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

red to blue light red. Soluble in water for red, soluble in ethanol is palm light orange. In the strong sulfuric acid as dark blue, for orange brown after diluted. The dye solution to join strong hydrochloric acid for olive brown precipitation; Add thick sodium hydroxide solution have sauce red precipitate.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 2-3 3 3-4 3-4
AATCC 4 2 4 2-3 2-3

disodium 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonateSupplier