1,1-Dioxido-2,3-dihydro-4H-thieno[2,3-b]thiopyran-4-yl butyrate CAS 339018-98-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 339018-98-3 |
| Molecular Formula | C11H14O4S2 |
| Molecular Weight | 274.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,1-Dioxido-2,3-dihydro-4H-thieno[2,3-b]thiopyran-4-yl butyrate (CAS 339018-98-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H14O4S2. Molecular weight: 274.36 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H14O4S2 |
| Molecular Weight | 274.36 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Sulfur Atoms | 2 |
Related Dioxido Standards
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Recommended Standards
- 1,1,1-Trifluoropentane (CAS 406-82-6)
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- 5-Bromo-2-fluoronicotinamide (CAS 1310416-55-7)
- Tert-butyl (4-iodo-1-methyl-1H-pyrazol-5-yl)carbamate (CAS 1710696-13-1)
- N-cyclopropyl-4-(3-(2,6-dichlorophenyl)-5-methylisoxazole-4-carbonyl)-1H-pyrrole-2-carboxamide (CAS 439111-12-3)
- 1,2,4,5-Tetrafluoro-3,6-bis(2,2,2-trifluoroethoxy)benzene (CAS 6715-31-7)
- Carbidopa methyl ester, hydrochloride (CAS 709656-72-4)
- 2-(5-(Ethylsulfonyl)-2-fluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1446236-56-1)
- Semaglutide Impurity 176 (CAS CATO-C4X-2226176)
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