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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: | Acid Red 142 |
| Synonyms: | Acid Red 142;Red M;Red 142;6-Hydroxy-5-[[4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonic acid sodium salt;C.I.27000;Java Red A;Acid Red M;C.I.Acid Red 142 |
| CAS: | 6406-66-2 |
| MF: | C22H17N4NaO7S2 |
| MW: | 536.51 |
| EINECS: | |
| Product Categories: | |
| Mol File: | 6406-66-2.mol |
| Preparation | 4-((4-Aminophenyl)diazenyl)benzenesulfonic acid diazo, and 6-Hydroxynaphthalene-2-sulfonic acid coupling. | |||||||||||||||||||||||
red. Soluble in water for red, soluble in ethanol for orange red. In the strong sulfuric acid as dark blue, diluted into red. In water solution to join strong hydrochloric acid by brown orange into palm red; Add thick sodium hydroxide solution for purplish red color.
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| Raw materials | 6-Hydroxynaphthalene-2-sulphonic acid-->4'-Aminoazobenzene-4-sulphonic acid |
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