Lapatinib Impurity 16 CAS 231277-91-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 231277-91-1 |
| Molecular Formula | C29H27ClN4O4S |
| Molecular Weight | 563.07 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Lapatinib Impurity 16 (CAS 231277-91-1) pharmacopoeial impurity standards reference standard. Molecular formula: C29H27ClN4O4S. Molecular weight: 563.07 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C29H27ClN4O4S |
| Molecular Weight | 563.07 g/mol |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2023 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Lapatinib Standards
- Lapatinib Impurity 34 (CAS 1807733-95-4)
- Lapatinib Impurity 35 (CAS 1227853-06-6)
- Lapatinib Impurity 15 (CAS 633370-23-7)
- Lapatinib 2-Fluoro Impurity (CAS 1393112-45-2)
- Lapatinib (CAS 231277-92-2)
- Lapatinib Impurity 20 (CAS 1026818-86-9)
- Lapatinib-d4 (CAS 1184264-15-0)
- Lapatinib Impurity 22 (CAS 1360431-86-2)
Recommended Standards
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- 1-(Cyclopropylmethyl)-1H-benzo[d][1,2,3]triazol-5-amine (CAS 1247947-94-9)
- (Des-Thr?)-Glucagon trifluoroacetate salt (CAS 1802078-27-8)
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