Pigment Yellow 73 CAS 13515-40-7
Purity >95%In StockPharmaceutical Standards
| CAS No. | 13515-40-7 |
| Molecular Formula | C17H15ClN4O5 |
| Molecular Weight | 390.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Pigment Yellow 73 (CAS 13515-40-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H15ClN4O5. Molecular weight: 390.78 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C17H15ClN4O5 |
| Molecular Weight | 390.78 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Pigment Standards
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Why CATO?
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