Erlotinib Impurity 97 CAS 1012057-39-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1012057-39-4 |
| Molecular Formula | C12H16O5 |
| Molecular Weight | 240.25 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Erlotinib Impurity 97 (CAS 1012057-39-4) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C12H16O5. Molecular weight: 240.25 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H16O5 |
| Molecular Weight | 240.25 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
Related Erlotinib Standards
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Recommended Standards
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- Ethyl 3-Ethynyl-4-Fluorobenzoate (CAS 1263284-56-5)
- Semaglutide impurity 68 (CAS CATO-C4X-222668)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com