Verapamil EP Impurity A CAS 141991-88-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 141991-88-0 |
| Molecular Formula | C25H38N2O4 2*HCl |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Verapamil EP Impurity A (CAS 141991-88-0) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C25H38N2O4 2*HCl. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C25H38N2O4 2*HCl |
| Molecular Weight | 467.05 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Verapamil Standards
- Verapamil Impurity N1 (CAS 102201-30-9)
- Verapamil Impurity 38 (CAS 114847-42-6)
- Verapamil D6 HCl (CAS 1185032-80-7)
- Verapamil-d7 Hydrochloride (CAS 1188265-55-5)
- Verapamil EP Impurity G (CAS 120-14-9)
- Verapamil EP Impurity J-D7 HCl (CAS 1216413-74-9)
- Verapamil EP Impurity B HCl (CAS 13078-76-7)
- (S)-(-)-Verapamil-d6 Hydrochloride (CAS 1329611-24-6)
Recommended Standards
- Torasemide Impurity 45 (CAS CATO-C4X-183645)
- Trelagliptin impurity 90 (CAS CATO-C4X-104690)
- 5-Bromo-N-(2,2,2-trichloro-1-(3-(2-chlorophenyl)thioureido)ethyl)furan-2-carboxamide (CAS 303062-06-8)
- 1-(Hydrazineylmethyl)cyclopropan-1-ol (CAS 1780827-61-3)
- Ethyl 8-bromo-2,3-dihydrobenzo[b][1,4]dioxine-5-carboxylate (CAS 1312609-84-9)
- N-(2-Oxo-1,2,3,4-tetrahydroquinolin-7-yl)acetamide (CAS 22246-08-8)
- Palmitoyl hexapeptide-6 (CAS 891498-01-4)
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