Naltrexone impurity 31 CAS 20410-98-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 20410-98-4 |
| Molecular Formula | C20H25NO4 |
| Molecular Weight | 343.42 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Naltrexone impurity 31 (CAS 20410-98-4) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C20H25NO4. Molecular weight: 343.42 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C20H25NO4 |
| Molecular Weight | 343.42 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
Related Naltrexone Standards
- Naltrexone EP Impurity H (CAS 503090-99-1)
- Naltrexone-D3 (CAS 1261080-26-5)
- Naltrexone-D4 (CAS 2070009-29-7)
- Naltrexone Impurity 26 (CAS CATO-C4X-147526)
- Naltrexone EP Impurity C (CAS 189016-90-8)
- Naltrexone impurity 49 (CAS CATO-C4X-147549)
- Naltrexone (CAS 16590-41-3)
- Naltrexone Impurity 11 (CAS 123086-68-0)
Recommended Standards
- Salbutamol Impurity 101 (CAS CATO-C4X-1176101)
- Palonosetron Impurity 41 (CAS CATO-C4X-110541)
- Naloxone Impurity 17 (CAS CATO-C4X-149317)
- Difelikefalin Impurity 13 (CAS 2219351-61-6)
- Ozenoxacin Impurity 62 (CAS CATO-C4X-279662)
- 2-(2,6-Dichlorophenyl)thiazolo[5,4-c]pyridine (CAS 1203681-45-1)
- (S)-2-(3-chloro-5-(difluoromethyl)-4-fluorophenyl)pyrrolidine (CAS 1447055-22-2)
- 2-Amino-9-((2R,4S,5R)-5-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-4-hydroxytetrahydrofuran-2-yl)-1,9-dihydro-6H-purin-6-one (CAS 81144-43-6)
- 1-(Chloromethyl)-3-isopropylbenzene (CAS 74705-35-4)
- Insulin degludec (CAS 844439-96-9)
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