Pirfenidone Impurity 34 CAS 77837-08-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 77837-08-2 |
| Molecular Formula | C12H9NO3 |
| Molecular Weight | 215.20 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Pirfenidone Impurity 34 (CAS 77837-08-2) pharmacopoeial impurity standards reference standard. Molecular formula: C12H9NO3. Molecular weight: 215.20 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C12H9NO3 |
| Molecular Weight | 215.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 1 |
Related Pirfenidone Standards
- Pirfenidone Impurity 22 (CAS CATO-C4X-222922)
- Pirfenidone Impurity 36 (CAS 53427-80-8)
- Pirfenidone Impurity 37 (CAS CATO-C4X-222937)
- Pirfenidone Impurity 48 (CAS CATO-C4X-222948)
- Pirfenidone Impurity 10 (CAS CATO-C4X-222910)
- Pirfenidone Impurity 12 (CAS 887406-49-7)
- Pirfenidone Impurity 21 (CAS 887406-53-3)
- Pirfenidone Impurity 23 (CAS 851518-71-3)
Recommended Standards
- Nicorandil-d4 (CAS 1132681-23-2)
- Afoxolaner Impurity 27 (CAS 2382920-55-8)
- Pranoprofen Impurity 52 (CAS 35620-71-4)
- Nimodipine Impurity 47 (CAS CATO-C4X-138547)
- Venetoclax Impurity 1 (CAS 1228779-96-1)
- N-Butyl-2-pyrrolidinecarboxamide hydrochloride (CAS 1236266-64-0)
- (E)-N-(2-(3-(benzylthio)-6-methyl-1,2,4-triazin-5-yl)vinyl)-O-(4-chlorobenzyl)hydroxylamine (CAS 477866-54-9)
- (S)-2-(2-(((Benzyloxy)carbonyl)amino)acetamido)-4-(methylthio)butanoic acid (CAS 3561-48-6)
- 3-(2,5-Dichlorophenyl)piperidine (CAS 1044765-39-0)
- Neuropeptide W-23 (human) (CAS 383415-79-0)
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