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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: | Solvent Yellow 21 |
| Synonyms: | Neutral Yellow 2GL;Chromate (1-), bis [2-[[(4, 5-dihydro)-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl]azo], benzoato(2-)], hydrodgen;Bricosol Yellow K2RV;Caprozol Brilliant Yellow 2K;Filamid Yellow R;Lampronol Yellow 2RN;Yellow 2GL;Yellow FR |
| CAS: | 5601-29-6 |
| MF: | C34H25CrN8O6 |
| MW: | 693.62 |
| EINECS: | 227-022-5 |
| Product Categories: | Dyes and Pigments;Organometallics;Solvent Dyestuff |
| Mol File: | 5601-29-6.mol |
| density | 1.445[at 20℃] |
| vapor pressure | 0Pa at 25℃ |
| Water Solubility | 170.1mg/L at 20℃ |
| Cosmetics Ingredients Functions | COLORANT |
| InChI | InChI=1S/2C17H13N4O3.Cr/c2*1-11-15(16(22)21(20-11)12-7-3-2-4-8-12)19-18-14-10-6-5-9-13(14)17(23)24;/h2*2-10H,1H3,(H,23,24);/q2*-1;+3/p-1/b2*19-18+; |
| InChIKey | IHWYTZCAOLKLQM-VFUQPONKSA-M |
| SMILES | O=C1C2C=CC=CC=2N2=N[C-]3C(C)=NN(C4C=CC=CC=4)C3=O[Cr+3]342([O-]C(=O)C2C=CC=CC=2N3=N[C-]2C(C)=NN(C3C=CC=CC=3)C2=O4)[O-]1.[H+] |
| LogP | 1.098 at 20℃ |
| EPA Substance Registry System | Chromate(1-), bis[2-[[4,5-dihydro-3-methyl-5-(oxo-.kappa.O)-1-phenyl-1H-pyrazol-4-yl]azo-.kappa.N1]benzoato(2-)-.kappa.O]-, hydrogen (5601-29-6) |
| Description | CI 18690 is classed chemically as a monoazo colour. It is a chromium complex of the color | |||||||||||||||||||||||||||||||||
| Dark yellow powder. Slightly soluble in water, freely soluble in ethylene glycol ether, DMF and ethanol. | ||||||||||||||||||||||||||||||||||
| Preparation | 3-Amino-4-hydroxybenzenesulfonic acid?diazo, and 3-Oxo-N-phenylbutanamide coupling, and then and chlorinated cobalt complexation and filtering. | |||||||||||||||||||||||||||||||||
| Non flammable | ||||||||||||||||||||||||||||||||||
| Properties and Applications | the original dyes as deep yellow powder. Slightly soluble in water, soluble in ethylene glycol ether and DMF and organic solvent such as ethanol, soluble in organic solvent for tan after solution is finished product. Mainly used for pigskin, such as cow leather, goat natural leather finishing the spray or curtains, especially suitable for aniline leather spraying shading.
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| Raw materials | Formamide-->Anthranilic acid-->Cobalt chloride-->Acetoacetanilide-->2-Ethoxyethanol-->1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one-->2-Aminophenol-4-sulfonic acid-->Chromium formate-->Chromaking agent-->Acetoacetanilide-->5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one-->2-Aminophenol-4-sulfonic acid-->Anthranilic acid |
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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