Basic information Safety Supplier Related

SIRIUS SUPRA BLUE

Basic information Safety Supplier Related

SIRIUS SUPRA BLUE Basic information

Product Name:
SIRIUS SUPRA BLUE
Synonyms:
  • SIRIUS SUPRA BLUE
  • SIRIUS SUPRA BLUE BL
  • tetrasodium 4-hydroxy-5-[[4-[[4-[[1-hydroxy-6-(phenylamino)-3-sulphonato-2-naphthyl]azo]-6-sulphonatonaphthyl]azo]naphthyl]azo]naphthalene-2,7-disulphonate
  • Direct Blue 81
  • Direct blue 81 (C.I. 34215)
  • Blue 81
  • C.I.34215
  • C.I.Direct Blue 81
CAS:
6252-57-9
MF:
C46H27N7Na4O14S4
MW:
1121.96
EINECS:
2283742
Mol File:
6252-57-9.mol
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SIRIUS SUPRA BLUE Usage And Synthesis

Preparation

4-Amino-5-(phenylsulfonyloxy)naphthalene-2,7-disulfonic acid?diazo, and Naphthalen-1-amine coupling, its product to diazo, and 8-Aminonaphthalene-2-sulfonic acid coupling, again diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling, and then hydrolysis benzene acyl sulfonylurea medications.

Properties and Applications

blue. Soluble in water for blue, not soluble in ethanol and other organic solvents. The strong sulfuric acid for blue-ray black, diluted to blue. The dye solution to join strong hydrochloric acid have precipitation of dark; Add thick sodium hydroxide solution have blue precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 4 6 3 3-4
AATCC 3 4 5 4 4

SIRIUS SUPRA BLUESupplier

Hubei Jusheng Technology Co.,Ltd.
Tel
18871490254
Email
linda@hubeijusheng.com
Shaanxi Dideu Newmaterial Co., Ltd.
Tel
029-63373950 15353716720
Email
1052@dideu.com