6-(2,2-Difluoroethyl)thieno[2,3-d]pyrimidin-4(3H)-one CAS 2163771-90-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2163771-90-0 |
| Molecular Formula | C8H6F2N2OS |
| Molecular Weight | 216.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-(2,2-Difluoroethyl)thieno[2,3-d]pyrimidin-4(3H)-one (CAS 2163771-90-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H6F2N2OS. Molecular weight: 216.21 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H6F2N2OS |
| Molecular Weight | 216.21 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Difluoroethyl Standards
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- n-((1-(2,2-Difluoroethyl)-5-methyl-1h-pyrazol-4-yl)methyl)cyclopropanamine (CAS 1170869-32-5)
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Recommended Standards
- 5-Methyl-2-nitrobenzenesulfonamide (CAS 2535-68-4)
- 6-(3-Fluorophenyl)pyridine-3-carboxamide (CAS 441055-56-7)
- 5-Fluoro-2-phenylbenzoic acid (CAS 926219-69-4)
- Oleoyl-L-proline (CAS 107432-37-1)
- 2-Bromo-1-(morpholin-4-yl)ethanone (CAS 40299-87-4)
- 1-Methanesulfonylcyclopentane-1-carbonitrile (CAS 1249016-54-3)
- 5-Methyl-n-(2-methyl-4-nitrophenyl)-1,2-oxazole-4-carboxamide (CAS 1050884-58-6)
- 6-chloro-3-iodo-1H-indole (CAS 868694-20-6)
- 1231961-65-1 1-(3-tert-Butyl-1H-pyrazol-5-yl)-N-methylmethanamine--hydrogen chloride (1/2) DTXSID20658002 (CAS 1231961-65-1)
- Semaglutide impurity 286 (CAS CATO-C4X-2226286)
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