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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 61 |
| Synonyms: | Acid Yellow 61;sodium 2,5-dichloro-4-[4-[[2-[(ethylphenylamino)sulphonyl]phenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonate;Aminyl Yellow E-G;Mitsui Nylon Fast Yellow G;Sandolan Fast Yellow P-L;Suminol Fast Yellow G;Supramin Yellow GW;Tertracid Fast Yellow TW |
| CAS: | 12217-38-8 |
| MF: | C24H22Cl2N5NaO6S2 |
| MW: | 634.48 |
| EINECS: | 235-397-1 |
| Product Categories: | Organics;Dyes and Pigments |
| Mol File: | 12217-38-8.mol |
| LogP | -0.36 at 20℃ |
| Chemical Properties | Yellow powder. Easily soluble in water, the solubility in water (90℃) is 35g/L. The aqueous solution is greenish yellow, adding hydrochloric acid turns to tender yellow, adding sodium hydroxide also turns to tender yellow, slightly turbid. In concentrated sulfuric acid, it is dark yellow, the color is unchanged after dilution, accompanied by precipitation. Sensitive to copper and iron ions when dyeing. | |||||||||||||||||||||||||||||||||
| Acid yellow 61 is an acidic yellow dye that can be adsorbed and removed by bentone clay. | ||||||||||||||||||||||||||||||||||
| Preparation | 2-Amino-N-ethyl-N-phenylbenzenesulfonamide diazo, and 2,5-Bichloro-4-(3-methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling. | |||||||||||||||||||||||||||||||||
| Non flammable | ||||||||||||||||||||||||||||||||||
| Properties and Applications | yellow. Yellow powder. Soluble in water, in 90 ℃ water solubility of 35 g/L. The strong sulfuric acid dyes for old yellow, diluted the same colour and lustre, precipitation. Its water solution for green light yellow, add hydrochloric acid to tender yellow; Add sodium hydroxide to also to tender yellow, a little cloudy. This product levelness white, and better properties, copper, iron ion of more sensitive, dyeing should be pay attention to. This product used for wool, silk, polyamide fiber and its blended fabric dyeing, also can be used for wool and silk fabric printing, direct discharge printing. Can also be used in leather color.
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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 | 3-Methyl-5-pyrazolone-->2-Amino-N-ethylbenzenesulfonanilide-->2-Amino-N-ethylbenzenesulfonanilide-->Dichlorosulfophenyl-3-methylpyrazolone |
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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