1,5-dimethyl-3-oxabicyclo[3.1.0]hexane-2,4-dione CAS 6914-67-6
| CAS No. | 6914-67-6 |
| Molecular Formula | C7H8O3 |
| Molecular Weight | 140.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H8O3, 1,5-dimethyl-3-oxabicyclo[3.1.0]hexane-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 140.14 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).
CATO supplies 1,5-dimethyl-3-oxabicyclo[3.1.0]hexane-2,4-dione (CAS 6914-67-6), a certified reference material (molecular formula C7H8O3, MW 140.14 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 1,5-dimethyl-3-oxabicyclo[3.1.0]hexane-2,4-dione meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H8O3 |
| Molecular Weight | 140.14 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 |
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- (R)-6-chloro-1-(1-(2,4-dichlorophenyl)ethyl)-3-methyl-1H-pyrazolo[3,4-b]pyrazine (CAS 2174940-57-7)
- 2-(2,2-dimethylcyclopropyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 136835-34-2)
- 4-(3-Cyanophenyl)-N,N-dimethylbenzamide (CAS 1365271-77-7)
- 3'-Amino-2',3'-dideoyinosine (CAS 2197044-57-6)
- 1-(2,3-Dimethyl-5-nitro-1H-indol-1-yl)ethanone (CAS 41018-97-7)
- Semaglutide impurity 39 (CAS CATO-C4X-222639)
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