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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: | Reactive Blue 74 |
| Synonyms: | C.I.Reactive Blue 74;Cibacron pront Blue 3R;Procion Blue H-4R,P-4R;2-Anthracenesulfonic acid, 1-amino-4-[[3-[(4-chloro-6-ethoxy-1, 3, 5-triazin-2-yl)amino]-2, 4, 6-trimethyl-5-sulfophenyl]amino]-9, 10-dihydro-9, 10-dioxo, disodium salt;Brilliant Blue K-3R;Dycosactive Brilliant Blue K-3R;Reactive Blue K-3R;Youhaoreactive Brilliant Blue K-3R. |
| CAS: | 12677-16-6 |
| MF: | C28H26ClN6NaO9S2 |
| MW: | 713.11 |
| EINECS: | |
| Product Categories: | |
| Mol File: | 12677-16-6.mol |
| Preparation | 1-Amino-4-bromo-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid and 3,5-Diamino-2,4,6-trimethylbenzenesulfonic acid?condensation, ?and 2,4,6-Trichloro-1,3,5-triazine condensation, then ethoxylated. | |||||||||||||||||||||
bright blue. Dark blue powder, the strong sulfuric acid for blue-black, diluted into dark blue; In nitric acid in by the blue to brown, diluted into a tan. Water solution is red light blue, with 1 Moore sodium hydroxide is still bright blue, continue to add insurance powder and warm, turn golden brown; Add a boric acid sodium to buff. 20 ℃ in the solubility of 100 g/L; 50 ℃ when solubility of 140 g/L. Colored light blue, in dye bath of iron ion in slightly turned dark; In light of copper (basically unchanged. The reactive dyes medium, promote sex differences, neutral and alkaline white are poor (1 ~ 2 grade). Suitable for cotton or viscose disseminated, roll the dye, Padding and continuous dyeing dyeing and direct, the dye printing.
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| Raw materials | Cyanuric chloride-->Bromaminic acid-->Mesitylene-->3-Hydroxypropionitrile-->2,5-Diaminobenzenesulfonic acid |
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