2-Chloro-4-(2-fluorophenyl)-6-methylthieno[2,3-d]pyrimidine CAS 99499-25-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 99499-25-9 |
| Molecular Formula | C13H8ClFN2S |
| Molecular Weight | 278.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-4-(2-fluorophenyl)-6-methylthieno[2,3-d]pyrimidine (CAS 99499-25-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H8ClFN2S. Molecular weight: 278.73 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H8ClFN2S |
| Molecular Weight | 278.73 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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- (4R)-N,N-dimethylazepan-4-amine (CAS 2165465-41-6)
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- 4-(2,6-Dichlorobenzoyl)quinoline (CAS 1706444-39-4)
- Semaglutide impurity 227 (CAS CATO-C4X-2226227)
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