Pemetrexed Impurity 11 CAS 778-29-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 778-29-0 |
| Molecular Formula | C11H14O3S |
| Molecular Weight | 226.29 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Pemetrexed Impurity 11 (CAS 778-29-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H14O3S. Molecular weight: 226.29 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H14O3S |
| Molecular Weight | 226.29 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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.) | 1957 |
| Sulfur Atoms | 1 |
Related Pemetrexed Standards
- Pemetrexed Impurity 53 (CAS 53487-52-8)
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- Pemetrexed Impurity 48 (CAS CATO-C4X-172648)
- Pemetrexed Impurity 62 (CAS 61495-31-6)
- Pemetrexed Impurity 39 (CAS 89113-43-9)
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Recommended Standards
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- 2-{[1-(2,4-difluorophenyl)ethyl]amino}-N-ethylacetamide (CAS 1155464-60-0)
- Ethyl 2-Amino-2-(4-pyridinyl)acetate Dihydrochloride (CAS 1245782-70-0)
- 3-Chloro-1-(2,4-dichlorobenzyl)-1H-1,2,4-triazole (CAS 1219566-01-4)
- Neuroendocrine Regulatory Peptide-1 (human) (H-6622.1000) (CAS 954420-50-9)
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