Verapamil Impurity 18 CAS 66618-12-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 66618-12-0 |
| Molecular Formula | C14H22BrNO2 |
| Molecular Weight | 316.23 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Verapamil Impurity 18 (CAS 66618-12-0) pharmacopoeial impurity standards reference standard. Molecular formula: C14H22BrNO2. Molecular weight: 316.23 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C14H22BrNO2 |
| Molecular Weight | 316.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Verapamil Standards
- Verapamil EP Impurity F (CAS 34245-14-2)
- Verapamil Impurity 33 (CAS 27487-66-7)
- Verapamil Impurity 20 (CAS 27339-25-9)
- Verapamil Impurity N1 (CAS 102201-30-9)
- Verapamil EP Impurity D (CAS 36770-74-8)
- Verapamil Impurity 17 (CAS CATO-C4X-177817)
- Verapamil Impurity 19 (CAS CATO-C4X-177819)
- Verapamil Impurity 51 (CAS CATO-C4X-177851)
Recommended Standards
- Sitagliptin Impurity 77 (CAS 1152439-73-0)
- n-((5-Bromothiophen-2-yl)methyl)-5-methylthiophene-2-carboxamide (CAS 1240879-15-5)
- Sitagliptin Impurity 52 (CAS 764667-64-3)
- Terbinafine impurity 40 (CAS CATO-C4X-133840)
- Evocalcet Impurity 7 (CAS CATO-C4X-24857)
- Tert-butyl ((1r,4r)-4-(2-aminoethyl)cyclohexyl)carbamate (CAS 1212272-05-3)
- T-BUtyoxycarboxy-peg4-para-nitrophenyl carbonate (CAS 1807537-39-8)
- 2-Hydroxyethyl carbamimidothioate hydrochloride (CAS 16111-09-4)
- 2-(Benzo[d][1,3]dioxol-5-yl)cyclopropane-1-carboxylic acid (CAS 91426-77-6)
- [Tyr15] Fibrinopeptide B, human (CAS 125455-56-3)
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