(1S,5R)-2-Oxabicyclo[3.3.0]oct-6-en-3-one CAS 43119-28-4
Purity >95%In StockPharmaceutical Standards
| CAS No. | 43119-28-4 |
| Molecular Formula | C7H8O2 |
| Molecular Weight | 124.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order (1S,5R)-2-Oxabicyclo[3.3.0]oct-6-en-3-one (CAS 43119-28-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H8O2. Molecular weight: 124.14 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H8O2 |
| Molecular Weight | 124.14 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
Recommended Standards
- Pirfenidone Impurity 38 (CAS CATO-C4X-222938)
- Finerenone Impurity 132 (CAS 1260883-35-9)
- Acipimox Impurity 12 (CAS 6890-37-5)
- 2-Chloro-3-(chloromethyl)quinoxaline (CAS 32601-87-9)
- 5-(4-Bromobenzenesulfinyl)-4-methyl-1,2,3-thiadiazole (CAS 282523-00-6)
- N-(2-Hydroxy-5-isopropoxyphenyl)methanesulfonamide (CAS 1243473-50-8)
- 2-(Chlorosulfonyl)butanoic acid (CAS 1314977-78-0)
- Benzyl ((1S,2R,3S,5R)-2-fluoro-8-azabicyclo[3.2.1]octan-3-yl)carbamate (CAS 2375919-24-5)
- Riociguat Impurity 36 (CAS CATO-C4X-174936)
- Semaglutide impurity 01 (CAS 1998701-31-7)
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