Hydantoin Impurity 29 CAS 4371-32-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 4371-32-8 |
| Molecular Formula | C12H10O4 |
| Molecular Weight | 218.21 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Hydantoin Impurity 29 (CAS 4371-32-8) pharmacopoeial impurity standards reference standard. Molecular formula: C12H10O4. Molecular weight: 218.21 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C12H10O4 |
| Molecular Weight | 218.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Hydantoin Standards
- Hydantoin Impurity 32 (CAS 1426129-52-3)
- Hydantoin 5-Bromoethyl (CAS 7471-52-5)
- Hydantoin Impurity 7 (CAS 117751-51-6)
- Hydantoin 5-Cyclobutyl 5-Phenyl (CAS 125650-44-4)
- Hydantoin 1-Benzylideneamino (CAS 2827-57-8)
- Hydantoin 1-Benzyl 5-Ethoxy (CAS 65855-02-9)
- Hydantoin Impurity 27 (CAS 121565-48-8)
- Hydantoin Impurity 2 (CAS 69489-37-8)
Recommended Standards
- Cytarabine Impurity 25 (CAS CATO-C4X-200525)
- Phloroglucinol Impurity 57 (CAS 738614-23-8)
- Alanyl Glutamine Impurity 7 (CAS CATO-C4X-19747)
- Midazolam Impurity 29 (CAS CATO-C4X-150929)
- Avibactam Impurity 81 (CAS CATO-C4X-134881)
- 1-(Benzylcarbamothioyl)-N-[4-(trifluoromethyl)phenyl]formamide (CAS 939893-40-0)
- 2,4-Dichloro-5-fluoropyrimidine (CAS 2927-71-1)
- Rhodium(1+), [(2,3,5,6-η)-bicyclo[2.2.1]hepta-2,5-diene][3,4-bis[(2R,5R)-2,5-dimethyl-1-phospholanyl-κP]-2,5-furandione]-, tetrafluoroborate(1-) (1:1) (CAS 1032467-50-7)
- 6-methyl-2-phenylimidazo[1,2-a]pyridin-3-amine (CAS 851879-19-1)
- D-[Ala]24-Semaglutide (CAS CATO-C4X-2226126)
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