Chemical Product Library / Reference
Acid Yellow 199
Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.
Chemical identity
| English name | Acid Yellow 199 |
|---|---|
| English synonyms | Acid Yellow 199;4-4-(4-hydroxy-2-methylphenyl)azophenylamino-3-nitrobenzenesulphonate (sodium salt);Benzenesulfonic acid, 4-[[4-[(4-hydroxy-2-methylphenyl)azo]phenyl]amino]-3-nitro-, monosodium salt;C.I. Acid Yellow 199;Telon Yellow 4R;Benzenesulfonic acid, 4-((4-((4-hydroxy-2-methylphenyl)azo)phenyl)amino)-3-nitro-, monosodium salt;Sellacid Orange PF;Nylosan Yellow E 4RL;Best Acid Yellow A 4R;Triacid Fast Yellow 4RL;Daedo Acid Yellow A 4R;Rifa Acid Fast Yellow E 4R |
| Chinese name | Not provided |
| Chinese synonyms | Not provided |
| Chemical category | Dyes |
| CAS No. | 70865-20-2 |
| EINECS No. | 274-950-1 |
| Molecular formula | C19H15N4NaO6S |
| Molecular weight | 450.4 |
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.
Technical indicators
Not provided
Performance characteristics
hydrogen-bond donors 2; hydrogen-bond acceptors 9; TPSA 168 A^2; rotatable bonds 4
Application scenarios
Not provided