| Company Name: |
Shaanxi Dideu Newmaterial Co., Ltd.
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| Tel: |
029-63373950 15353716720 |
| Email: |
1052@dideu.com |
| Products Intro: |
Product Name:tetrasodium,4-[[4-[[4-[(2E)-2-(6-anilino-1-oxo-3-sulfonatonaphthalen-2-ylidene)hydrazinyl]-6-sulfonatonaphthalen-1-yl]diazenyl]naphthalen-1-yl]diazenyl]-5-hydroxynaphthalene-2,7-disulfonate
CAS:6252-57-9
Purity:98% Package:25kg
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| | 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 | | Product Categories: | | | Mol File: | 6252-57-9.mol |  |
| | SIRIUS SUPRA BLUE Chemical Properties |
| | 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.
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Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
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Fading
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Stain
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Fading
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Stain
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ISO
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4
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4
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6
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3
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3-4
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AATCC
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3
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4
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5
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4
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4
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| | SIRIUS SUPRA BLUE Preparation Products And Raw materials |
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