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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: | CHLORAZOL BLUE RW |
| Synonyms: | 1,3-naphthalenedisulfonicacid,4-amino-5-hydroxy-6-((4’-((2-hydroxy-1-naphthal;1,3-naphthalenedisulfonicacid,4-amino-5-hydroxy-6-[[4’-[(2-hydroxy-1-naphthal;3’-dimethoxy(1,1’-biphenyl)-4-yl)azo)-enyl)azo)-disodiumsalt;3’-dimethoxy[1,1’-biphenyl]-4-yl]azo]-enyl)azo]-disodiumsalt;airedalebluerwd;amanilbluerw;atlanticbluerw;azinebrilliantbluerw |
| CAS: | 2586-57-4 |
| MF: | C34H28N5NaO10S2 |
| MW: | 753.73 |
| EINECS: | 219-964-0 |
| Product Categories: | |
| Mol File: | 2586-57-4.mol |
| EPA Substance Registry System | C.I. Direct Blue 22, disodium salt (2586-57-4) |
| Preparation | 3,3′-Dimethoxylbenzidine double nitriding, first and 4-Amino-5-hydroxynaphthalene-1,3-disulfonic acid?coupling, and then and Naphthalen-2-ol coupling. | |||||||||||||||||||||||||||
blue. Soluble in water for blue, soluble in soluble fiber element, insoluble in organic solvents. The strong sulfuric acid for green light blue, purple precipitation after diluted; In the light of nitric acid for palm gray solution. The dye solution to join for blue-ray red rare hydrochloric acid; Add sodium hydroxide for purple.
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| Raw materials | o-Dianisidine-->4-amino-5-hydroxynaphthalene-1,3-disulphonic acid-->2-Naphthol |
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