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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 Yellow 4R |
| Synonyms: | Acid Yellow 4R;dihydrogen bis[2-[[5-(aminosulphonyl)-2-hydroxyphenyl]azo]-3-oxo-N-phenylbutyramidato(2-)]cobaltate(2-);AcidyellowNW;Cobaltate(2-), bis2-5-(aminosulfonyl)-2-(hydroxy-.kappa.O)phenylazo-.kappa.N1-3-(oxo-.kappa.O)-N-phenylbutanamidato(2-)-, dihydrogen;cobaltate(2-), bis[2-[[5-(aminosulfonyl)-2-hydroxyphenyl]azo]-3-oxo-n-phenylbut;Cobaltate(2-), bis[2-[[5-(aminosulfonyl)-2-hydroxyphenyl]azo]-3-oxo-N-phenylbutanamidato(2-)]-, dihydrogen;Yellow LNW;Acid Yellow 151 |
| CAS: | 12715-61-6 |
| MF: | C32H29CoN8O10S2- |
| MW: | 808.68 |
| EINECS: | 235-786-6 |
| Product Categories: | Dyes and Pigments;Organometallics |
| Mol File: | 12715-61-6.mol |
| EPA Substance Registry System | C.I. Acid Yellow 151 (12715-61-6) |
| Uses | C.I. Acid yellow 151 is an acidic yellow dye that can be adsorbed and removed by bentone. | ||||||||||||||||||||||||
| 3-Amino-4-hydroxybenzenesulfonamide diazo, and 3-Oxo-N-phenylbutanamide coupling, and then into a 2-1 cobalt complex. Structure and the C.I.Acid Yellow 128 ?the same. | |||||||||||||||||||||||||
| Properties and Applications | brilliant yellow.brown uniform powder, soluble in water, solubility of 50 g/L (80 ℃). The strong sulfuric acid for yellow, diluted light yellow solution; In the thick of sodium hydroxide solution for yellow, diluted light yellow. Its water solution for light yellow. Can be used for wool, silk, nylon, polyvinyl alcohol and dimension/cotton, wool/viscose blended dyed in the wool, silk and nylon fabric printing directly, can also be used for leather coloring.
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| [1] Baskaralingam P, Pulikesi M, Elango D, et al. Adsorption of acid dye onto organobentonite[J]. Journal of hazardous materials, 2006, 128(2-3): 138-144. | |||||||||||||||||||||||||
| Raw materials | Acetoacetanilide-->3-Amino-4-hydroxybenzenesulphonamide-->Neutral Dark Yellow GL |
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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