5-Bromo-2,3-dihydrothieno[3,4-b][1,4]dioxine CAS 302554-82-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 302554-82-1 |
| Molecular Formula | C6H5BrO2S |
| Molecular Weight | 221.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromo-2,3-dihydrothieno[3,4-b][1,4]dioxine (CAS 302554-82-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H5BrO2S. Molecular weight: 221.07 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H5BrO2S |
| Molecular Weight | 221.07 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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- Methyl 5-benzoyl-2-oxo-2,3-dihydropyrimidine-4-carboxylate (CAS 62328-10-3)
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- 1-Fluoro-3-Methoxy-2-methylbenzene (CAS 1159883-21-2)
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- 5-(Benzyloxy)-6-oxo-1,2,3,6-tetrahydropyridine-4-carboxylic acid (CAS 866008-19-7)
- Cholecystokinin Octapeptide (desulfated) (CAS 25679-24-7)
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