Basic information Safety Supplier Related

Benzenesulfonic acid, 2-[(1,2-dihydro-4-hydroxy-2-oxo-3-quinolinyl)azo]-5-[(4-sulfophenyl)azo]-, disodium salt

Basic information Safety Supplier Related

Benzenesulfonic acid, 2-[(1,2-dihydro-4-hydroxy-2-oxo-3-quinolinyl)azo]-5-[(4-sulfophenyl)azo]-, disodium salt Basic information

Product Name:
Benzenesulfonic acid, 2-[(1,2-dihydro-4-hydroxy-2-oxo-3-quinolinyl)azo]-5-[(4-sulfophenyl)azo]-, disodium salt
Synonyms:
  • Benzenesulfonic acid, 2-[(1,2-dihydro-4-hydroxy-2-oxo-3-quinolinyl)azo]-5-[(4-sulfophenyl)azo]-, disodium salt
  • C.I.Acid Orange 4:C.I.28690
  • Acid Orange 4
CAS:
5905-29-3
MF:
C21H13N5Na2O8S2
MW:
573.46616
EINECS:
611-782-3
Mol File:
5905-29-3.mol
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Benzenesulfonic acid, 2-[(1,2-dihydro-4-hydroxy-2-oxo-3-quinolinyl)azo]-5-[(4-sulfophenyl)azo]-, disodium salt Usage And Synthesis

Preparation

3,4′-Disulfo-4-aininoazobenzene?diazo, and Quinoline-2,4-diol?coupling

Properties and Applications

yellow orange.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3 2 2-3 2 1-2 2

Benzenesulfonic acid, 2-[(1,2-dihydro-4-hydroxy-2-oxo-3-quinolinyl)azo]-5-[(4-sulfophenyl)azo]-, disodium saltSupplier