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| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | SIRIUS SUPRA RED VIOLET B |
| Synonyms: | Direct Violet 62;SIRIUS SUPRA RED VIOLET B;5,5'-[Carbonylbis[imino(5-methoxy-2-sulfo-4,1-phenylene)azo]]bis[6-amino-4-hydroxy-2-naphthalenesulfonic acid]tetrasodium salt;C.I.25400;C.I.Direct Violet 62;SIRIUS SUPRA RED VIOLET B ISO 9001：2015 REACH;C.I.Direct Violet 62:C.I.25400 |
| CAS: | 7198-99-4 |
| MF: | C35H31N8NaO17S4 |
| MW: | 986.9 |
| EINECS: | |
| Product Categories: | |
| Mol File: | 7198-99-4.mol |
| Preparation | 2-Amino-4-methoxy-5-acetamidobenzenesulfonic acid?diazo, in acid conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid acid coupling, and then hydrolysis amino acylation and light gasification. | |||||||||||||||||||
red light purple. Soluble in water for red light purple, slightly soluble in alcohol. The strong sulfuric acid for blu-ray black, diluted for purple. The dye solution to join strong hydrochloric acid for purple, have precipitation; Add thick sodium hydroxide solution for wine red, have precipitation.
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| Raw materials | 6-Amino-4-hydroxy-2-naphthalenesulfonic acid-->2-amino-4-methoxy-5-acetamidobenzenesulfonic acid |
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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