Pigment Red 177 CAS 4051-63-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4051-63-2 |
| Molecular Formula | C28H16N2O4 |
| Molecular Weight | 444.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Pigment Red 177 (CAS 4051-63-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C28H16N2O4. Molecular weight: 444.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C28H16N2O4 |
| Molecular Weight | 444.44 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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 |
| Degree of Unsaturation (DBE) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
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