Naftidrofuryl EP impurity B CAS 35997-58-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 35997-58-1 |
| Molecular Formula | C20H24O3 |
| Molecular Weight | 312.40 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Naftidrofuryl EP impurity B (CAS 35997-58-1) pharmacopoeial impurity standards reference standard. Molecular formula: C20H24O3. Molecular weight: 312.40 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C20H24O3 |
| Molecular Weight | 312.40 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
Related Naftidrofuryl Standards
- Naftidrofuryl impurity 1 (CAS 25379-26-4)
- Naftidrofuryl EP impurity E (CAS 3216-60-2)
- Naftidrofuryl EP impurity D (CAS 77454-16-1)
- Naftidrofuryl EP Impurity F (CAS 41359-72-2)
- Naftidrofuryl (CAS 31329-57-4)
- Naftidrofuryl-D4 (CAS 1215649-28-7)
- Naftidrofuryl EP Impurity C (CAS 115025-98-4)
- Naftidrofuryl Oxalate Impurity C (CAS 115025-99-5)
Recommended Standards
- Trenbolone Impurity 4 (CAS CATO-C4X-24744)
- Trenbolone-Acetate (CAS 10161-34-9)
- Denaverine Impurity 7 (CAS CATO-C4X-24127)
- Eplerenone Impurity 24 (CAS CATO-C4X-163024)
- Pregabalin Impurity 136 (CAS CATO-C4X-1312136)
- (4S,5S)-3-Mesityl-1-(2-methoxyphenyl)-4,5-diphenyl-4,5-dihydro-1H-imidazol-3-ium tetrafluoroborate (CAS 1629773-17-6)
- 23421-57-0 4-(Chloromethyl)-2-(4-methoxyphenyl)-1,3-thiazole--hydrogen chloride (1/1) DTXSID10583278 (CAS 23421-57-0)
- 7-Chloro-3-methyl-4H-pyrimido[1,2-b]pyridazin-4-one (CAS 86674-00-2)
- 10-Bromo-1,2,3,4,4a,5-hexahydrobenzo[b]pyrazino[1,2-d][1,4]diazepin-6(7H)-one (CAS 1252650-36-4)
- Semaglutide impurity 80 (CAS CATO-C4X-222680)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com