3-Oxabicyclo[3.2.0]heptane-2,4-dione CAS 4462-96-8
| CAS No. | 4462-96-8 |
| Molecular Formula | C6H6O3 |
| Molecular Weight | 126.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
3-Oxabicyclo[3.2.0]heptane-2,4-dione (CAS 4462-96-8), molecular formula C6H6O3 and molecular weight 126.11 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H6O3, 3-Oxabicyclo[3.2.0]heptane-2,4-dione contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 126.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C6H6O3 |
| Molecular Weight | 126.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Oxabicyclo Standards
- 1-Methyl-3-oxabicyclo[3.1.0]hexane-2,4-dione (CAS 696-16-2)
- 3-oxabicyclo[3.1.1]heptane-2,4-dione (CAS 4462-97-9)
- 7-oxabicyclo[2.2.1]heptane-1-carbaldehyde (CAS 1235980-06-9)
- 1-Methyl-7-oxabicyclo[4.1.0]heptan-3-one (CAS 184481-10-5)
- 1-methyl-2-oxabicyclo[2.1.1]hexane-4-carbaldehyde (CAS 2137762-49-1)
- 2-Oxabicyclo[2.2.2]octan-3-one (CAS 4350-84-9)
- 2-Oxabicyclo[3.2.1]octan-3-one (CAS 5724-61-8)
- 2-oxabicyclo[4.2.0]octan-7-one (CAS 31996-72-2)
Recommended Standards
- 4(1H)-Pyrimidinone, 6-methoxy- (9CI) (CAS 6128-06-9)
- 3-Methylisoxazole-5-carboxamide (CAS 38955-11-2)
- 4,6-Diazaspiro[2.4]heptane-5,7-dione (CAS 99420-34-5)
- 3-Methylcyclopentane-1,2,4-trione (CAS 4505-54-8)
- 2-(Furan-2-yl)-5,6,7,8-tetrahydroquinoxaline (CAS 634191-12-1)
- 26061-90-5 2-Propenoic acid, 2-methyl-, oxiranylmethyl ester, polymer with ethene Ethylene, oxiranylmethyl 2-methyl-2-propenoate polymer Ethylene, polymer with 2-propenoic acid, 2-methyl-, oxiranylmethyl ester 2-Propenoic acid, 2-methyl-, 2-oxiranylmethyl ester, polymer with ethene (CAS 26061-90-5)
- 1-(2-(6-(tert-Butylthio)pyridin-3-yl)pyrrolidin-1-yl)ethanone (CAS 1352540-02-3)
- (R)-4-((5-(Diethylamino)pentan-2-yl)amino)quinolin-7-ol (CAS 645406-57-1)
- N,N-Dicyclohexyl-3-methyl-2-butenamide (CAS 15745-13-8)
- Venetoclax Impurity 111 (CAS CATO-C4X-2495111)
- 7-ACCA Impurity 4 (CAS CATO-C4X-23134)
- 5-(1-(8-Bromo-6-fluoroquinazolin-4-yl)piperidin-4-yl)-3-isopropyl-1,2,4-oxadiazole (CAS 1351499-86-9)
- Malonic Acid (CAS 141-82-2)
- Prolactin-Releasing Peptide (12-31), rat (CAS 222988-10-5)
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 18665070610 / Nicole.chen@cato-chem.com