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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 Yellow 18 |
| Synonyms: | Procion Yellow P-4G;Amaryl Brilliant Yellow 4GX;Begative Yellow P-4G;Conreact Yellow AM;Intracron Brilliant Yellow 2G-P;Procion Brilliant Yellow H-4G;Helaktyn Yellow D 4GN;Procion Brilliant Yellow H-HG |
| CAS: | 12226-48-1 |
| MF: | C25H16ClN9O13S4.4Na |
| MW: | 0 |
| EINECS: | |
| Product Categories: | |
| Mol File: | Mol File |
| Preparation | 2-Aminobenzene-1,4-disulfonic acid and 2,4,6-Trichloro-1,3,5-triazine first condensation, and 2,4-Diaminobenzenesulfonic acid second condensation, its product diazo, and 1-(3-Sulfophenyl)-3-methyl-5-pyrazolone?coupling, and then salting-out. | |||||||||||||||||||||
colourful green light yellow. Golden yellow powder. The strong sulfuric acid for yellow; In the nitric acid is yellow, no change after diluted. The dye water solution is yellow, with 1 Moore sodium hydroxide solution, continue to add insurance powder and warm, there were no change color, add people had boric acid sodium to colorless. Used for cotton or viscose fiber dyeing, suitable for rolling roll piled up and roll dyeing process. Can be used for cotton or viscose fiber, the dye, direct discharge printing, also can be in silk or viscose filament fabric and printing.
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| Raw materials | Cyanuric chloride-->2,4-Diaminobenzenesulfonic acid-->3-Methyl-2-pyrazolin-5-one-->1-(3-Sulfophenyl)-3-methyl-5-pyrazolone-->2,4-Diaminobenzenesulfonic acid-->2-Amino-1,4-benzenedisulfonic acid-->Cyanuric chloride |
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