Pomalidomide Impurity 42 CAS 1957236-36-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1957236-36-0 |
| Molecular Formula | C21H28N4O4 |
| Molecular Weight | 400.47 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Pomalidomide Impurity 42 (CAS 1957236-36-0) pharmacopoeial impurity standards reference standard. Molecular formula: C21H28N4O4. Molecular weight: 400.47 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H28N4O4 |
| Molecular Weight | 400.47 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 4 |
Related Pomalidomide Standards
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Recommended Standards
- Netupitant Impurity 38 (CAS CATO-C4X-122338)
- Tolvaptan Impurity 22 (CAS CATO-C4X-195522)
- Azilsartan Impurity 109 (CAS CATO-C4X-1096109)
- Lisinopril Dihydrate EP Impurity G (CAS CATO-C4X-168132)
- Relebactam Impurity 142 (CAS CATO-C4X-2144142)
- 5-(2-Ethoxy-4-methyl-phenoxymethyl)-4-methyl-4H-[1,2,4]triazole-3-thiol (CAS 708289-94-5)
- Methyl 2,6-Difluoro-4-methylbenzoate (CAS 79538-30-0)
- 9-methyl-2,3,4,9-tetrahydro-1H-carbazol-6-ol (CAS 13314-77-7)
- 4,5-Dimethoxybenzo[b]thiophene-2-carbohydrazide (CAS 1263206-36-5)
- Acetyl Tripeptide-1 (CAS 350595-76-5)
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