Ethyl 2-[exo-8-oxabicyclo[3.2.1]octan-3-yl]acetate CAS 218624-37-4
| CAS No. | 218624-37-4 |
| Molecular Formula | C11H18O3 |
| Molecular Weight | 198.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Ethyl 2-[exo-8-oxabicyclo[3.2.1]octan-3-yl]acetate is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Ethyl 2-[exo-8-oxabicyclo[3.2.1]octan-3-yl]acetate (CAS 218624-37-4) is a high-purity analytical reference standard with the molecular formula C11H18O3 and a molecular weight of 198.26 g/mol.
Structurally, Ethyl 2-[exo-8-oxabicyclo[3.2.1]octan-3-yl]acetate (C11H18O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 198.26 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Ethyl 2-[exo-8-oxabicyclo[3.2.1]octan-3-yl]acetate 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 | C11H18O3 |
| Molecular Weight | 198.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2019 |
Recommended Standards
- Ethyl 2,6-dimethyl-4-oxocyclohexanecarboxylate (CAS 36714-68-8)
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- Ethyl 3-(4-oxocyclohexyl)propanoate (CAS 58012-66-1)
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- Semaglutide Impurity 147 (CAS CATO-C4X-2226147)
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