Bifendate Impurity N1 CAS 128142-41-6
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 128142-41-6 |
| Molecular Formula | C18H16O9 |
| Molecular Weight | 376.31 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Bifendate Impurity N1 (CAS 128142-41-6) pharmacopoeial impurity standards reference standard. Molecular formula: C18H16O9. Molecular weight: 376.31 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C18H16O9 |
| Molecular Weight | 376.31 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
Related Bifendate Standards
- Bifendate Impurity 5 (CAS CATO-C4X-25555)
- Bifendate impurity 10 (CAS CATO-C4X-255510)
- Bifendate Impurity N3 (CAS 79279-08-6)
- Bifendate Dicarboxylic Acid (CAS 105868-34-6)
- Bifendate Impurity 2 (CAS CATO-C4X-25552)
- Bifendate Impurity A (CAS 118159-47-0)
- Bifendate Impurity N2 (CAS 205117-47-1)
- Bifendate Impurity A (CAS 1181519-47-0)
Recommended Standards
- Gemcitabine Impurity 10 (CAS 1217452-91-9)
- 1,3,4-Triphenyl-1H-1,2,4-triazole-5(4H)-selenone (CAS 185761-76-6)
- Methyl 1-2-3-4-tetra-O-acetyl-α-L-idopyranuronate (CAS 108032-41-3)
- Metoprolol EP Impurity O HCl (CAS 1486464-40-7)
- Oxybutynin Impurity 6 (CAS 76142-48-8)
- Methyl 3-[2-({2-[2-(morpholin-4-yl)acetamido]phenyl}sulfanyl)acetamido]thiophene-2-carboxylate (CAS 478045-11-3)
- Benzyl ((1S,2S)-2-amino-1-(4-methyl-2,6,7-trioxabicyclo[2.2.2]octan-1-yl)propyl)carbamate (CAS 244052-12-8)
- 3-Allyl-2,4-dimethylfuran (CAS 75565-77-4)
- 8-Ethyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 170648-67-6)
- Tau Peptide (307-321) trifluoroacetate salt (CAS 330456-50-3)
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