Loperamide impurity 13 CAS 37742-98-6
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 37742-98-6 |
| Molecular Formula | C16H15BrO2 |
| Molecular Weight | 319.19 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Loperamide impurity 13 (CAS 37742-98-6) pharmacopoeial impurity standards reference standard. Molecular formula: C16H15BrO2. Molecular weight: 319.19 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C16H15BrO2 |
| Molecular Weight | 319.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | Br-containing |
Related Loperamide Standards
- Loperamide impurity 14 (CAS 113817-55-3)
- Loperamide EP Impurity C (CAS 39512-49-7)
- Loperamide EP Impurity D (CAS 37743-41-2)
- Loperamide Impurity 16 (CAS CATO-C4X-178816)
- Loperamide EP Impurity H (CAS 61299-42-1)
- Loperamide (CAS 53179-11-6)
- Loperamide impurity 12 (CAS CATO-C4X-178812)
- Loperamide EP Impurity G (CAS 109572-89-6)
Recommended Standards
- Telmisartan Impurity 3 (CAS 133085-87-7)
- 3-(4-Bromophenyl)-6-(piperazin-1-yl)pyridazine (CAS 1017168-56-7)
- 2-chloro-N-(4-chlorophenyl)-1-methyl-1H-indole-3-carboxamide 478049-45-5 KS-000039VU (CAS 478049-45-5)
- Difluprednate Impurity 1 (CAS CATO-C4X-21781)
- Biotin EP Impurity D(Mixture of Diastereomers) (CAS 415725-35-8)
- Ethyl 5-chloro-1-(phenylsulfonyl)-1H-indole-2-carboxylate (CAS 158561-88-7)
- Methyl 2-(2,4-dimethylthiazol-5-yl)acetate (CAS 942034-79-9)
- 2-(Bromomethyl)pyrazine Hydrobromide (CAS 1421789-94-7)
- 4-Iodobutan-1-amine (CAS 408321-59-5)
- Acetyl tetrapeptide-9(Dermican LS 9837) (CAS 928006-50-2)
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