3,5,6,8-tetrahydro-4H-thiopyrano[4’,3’:4,5]thieno[2,3-d]pyrimidin-4-one CAS 877825-66-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 877825-66-6 |
| Molecular Formula | C9H8N2OS2 |
| Molecular Weight | 224.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,5,6,8-tetrahydro-4H-thiopyrano[4’,3’:4,5]thieno[2,3-d]pyrimidin-4-one (CAS 877825-66-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H8N2OS2. Molecular weight: 224.30 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H8N2OS2 |
| Molecular Weight | 224.30 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) | 7.0 |
| 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
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- 2,4-Dichloro-6-nitroquinoline (CAS 408523-59-1)
- Zonisamide sodium salt (CAS 68291-98-5)
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- 6-Phenyl-3-(5-phenylfuran-2-yl)-2H-pyran-2-one (CAS 583056-80-8)
- 4-Amino-5-(difluoromethyl)-6-fluoropicolinic acid (CAS 1804515-26-1)
- Tirzepatide Impurity 16 (CAS CATO-C4X-324016)
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