2,3-Dihydro-3-methyl-5-(2-thienyl)-2-thioxothieno[2,3-d]pyrimidin-4(1H)-one CAS 257870-39-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 257870-39-6 |
| Molecular Formula | C11H8N2OS3 |
| Molecular Weight | 280.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2,3-Dihydro-3-methyl-5-(2-thienyl)-2-thioxothieno[2,3-d]pyrimidin-4(1H)-one (CAS 257870-39-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C11H8N2OS3. Molecular weight: 280.39 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C11H8N2OS3 |
| Molecular Weight | 280.39 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 3 |
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Recommended Standards
- 2-(P-tolylthio)-5,6,7,8-tetrahydroquinoline-3-carbonitrile (CAS 860786-03-4)
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- 2-((2-Methylbenzyl)thio)-1-phenyl-1H-imidazole (CAS 478046-00-3)
- 6-(Difluoromethyl)-2-pyridinecarboxylic Acid (CAS 1256824-41-5)
- 5-(4-Hydroxyphenyl)-5-methyloxazolidine-2,4-dione (CAS 233590-08-4)
- 2-(5-(3,4-Dichlorophenyl)-1,3,4-oxadiazol-2-yl)aniline (CAS 175135-30-5)
- 1-(Pyridin-2-yl)-1h-pyrazole-4-carboxylic acid (CAS 77556-50-4)
- Bevantolol Impurity 27 (CAS CATO-C4X-241127)
- 4-(2-Bromophenyl)pyrimidin-2-amine (CAS 99073-95-7)
- D-Glu3-Tirzepatide (CAS CATO-CPTD788927)
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