Verapamil Impurity 36 CAS 77326-93-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 77326-93-3 |
| Molecular Formula | C26H36N2O4 |
| Molecular Weight | 440.58 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Verapamil Impurity 36 (CAS 77326-93-3), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C26H36N2O4. Molecular weight: 440.58 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C26H36N2O4 |
| Molecular Weight | 440.58 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 2 |
Related Verapamil Standards
- (S)-(-)-Verapamil HCl (CAS 36622-29-4)
- Verapamil EP Impurity J (CAS 67018-85-3)
- Verapamil EP Impurity I (CAS 2893-91-6)
- Verapamil Impurity 37 (CAS 67018-80-8)
- Verapamil Impurity 38 (CAS 114847-42-6)
- Verapamil Impurity 39 (CAS 31910-93-7)
- Verapamil Impurity 44 (CAS CATO-C4X-177844)
- Verapamil EP Impurity H (CAS 67018-83-1)
Recommended Standards
- N,N'-Diphenyl-N,N'-di(m-tolyl)-1,4-phenylenediamine (CAS 80223-29-6)
- N-(2-Cyano-3-methylbutan-2-yl)-2-((5,6-dimethyl-4-oxo-3-phenyl-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 761420-54-6)
- AEE 788 (CAS 497839-62-0)
- Imatinib Impurity 64 (CAS 1356565-47-3)
- Vaborbactam Impurity 2 (CAS CATO-C4X-34772)
- 4-(4,5-Diphenyl-1H-pyrazol-3-yl)-4H-1,2,4-triazole (CAS 62537-95-5)
- 6-Bromoimidazo[1,2-a]pyridine-2-carbaldehyde (CAS 885276-09-5)
- Baloxavir impurity 80 (CAS 2136287-77-7)
- 2-(3,5-Dibromo-2-oxopyridin-1(2H)-yl)acetic acid (CAS 871875-90-0)
- Semaglutide impurity 59 (CAS CATO-C4X-222659)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com