3-Ethyl-5-(furan-2-yl)-2-sulfanyl-3h,4h-thieno[2,3-d]pyrimidin-4-one CAS 852933-44-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 852933-44-9 |
| Molecular Formula | C12H10N2O2S2 |
| Molecular Weight | 278.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Ethyl-5-(furan-2-yl)-2-sulfanyl-3h,4h-thieno[2,3-d]pyrimidin-4-one (CAS 852933-44-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H10N2O2S2. Molecular weight: 278.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H10N2O2S2 |
| Molecular Weight | 278.35 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 3-Butyl-7-pentyl-2,3,6,7-tetrahydro-1h-purine-2,6-dione (CAS 730949-71-0)
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- 3-Butyl-7-(3-methylbutyl)-2,3,6,7-tetrahydro-1h-purine-2,6-dione (CAS 879351-85-6)
- 2-(1-Methyl-1h-imidazol-5-yl)tetrahydro-2h-pyran-4-amine (CAS 1489592-90-6)
- N-(3,4-difluorophenyl)-3-(4-fluoro-2-nitrophenoxy)thiophene-2-carboxamide (CAS 306977-60-6)
- 3-(2-Carbamoylphenoxy)propanoic acid (CAS 103204-34-8)
- 2-(2-Chlorophenyl)-4-oxo-1,4-dihydroquinoline-6-carboxylic acid (CAS 90034-05-2)
- 6-(Chloromethyl)-1,1,4,4-tetramethyl-1,2,3,4-tetrahydronaphthalene (CAS 163117-71-3)
- 4-Bromo-2-methoxybenzenesulfonamide (CAS 1206143-12-5)
- Semaglutide impurity 198 (CAS CATO-C4X-2226198)
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