4-Ethyltetrahydro-2H-pyran-4-carboxylic acid CAS 1158759-88-6
| CAS No. | 1158759-88-6 |
| Molecular Formula | C8H14O3 |
| Molecular Weight | 158.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Ethyltetrahydro-2H-pyran-4-carboxylic acid 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.
4-Ethyltetrahydro-2H-pyran-4-carboxylic acid (CAS 1158759-88-6) is a high-purity analytical reference standard with the molecular formula C8H14O3 and a molecular weight of 158.19 g/mol.
4-Ethyltetrahydro-2H-pyran-4-carboxylic acid (C8H14O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
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.
Physical & Chemical Properties
| Molecular Formula | C8H14O3 |
| Molecular Weight | 158.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1989 |
Related Ethyltetrahydro Standards
- 3-Ethyltetrahydro-2H-pyran-3-carboxylic acid (CAS 1158760-08-7)
- 2-(4-Ethyltetrahydro-2H-pyran-4-yl)ethan-1-amine (CAS 1158759-93-3)
- 1-(2-Ethyltetrahydro-2h-pyran-4-yl)ethan-1-amine (CAS 1559541-94-4)
- 5-Ethyltetrahydro-1H-cyclopenta[c]furan-1,3(3aH)-dione (CAS 1935324-77-8)
- 4-Ethyltetrahydro-2H-thiopyran-4-amine (CAS 1262411-20-0)
- (4-Ethyltetrahydro-2H-pyran-4-yl)methanol (CAS 1226506-90-6)
- 2-(4-Ethyltetrahydro-2H-pyran-4-yl)acetic acid (CAS 1439896-77-1)
- Methyl 4-ethyltetrahydro-2H-pyran-4-carboxylate (CAS 1443980-49-1)
Recommended Standards
- Ethyl 2-(cyclopropylmethoxy)acetate (CAS 1152592-10-3)
- Methyl 2,2-dimethyltetrahydrofuran-3-carboxylate (CAS 112389-88-5)
- (3S,4R)-3-(Hydroxymethyl)-4-isopropyldihydrofuran-2(3H)-one (CAS 116087-32-2)
- Methyl 2-(3-(hydroxymethyl)cyclobutyl)acetate (CAS 1114554-24-3)
- 1-Hydroxy-S-(4-methoxyphenyl)-N-methyl-1-phenylpropane-2-sulfonamido (CAS 379726-29-1)
- 5,6-Dimethyl-7-(4-methylphenyl)-7h-pyrrolo[2,3-d]pyrimidin-4-amine (CAS 72578-43-9)
- 2-Chloro-6-methyl-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one (CAS 1355174-81-0)
- 7-Methoxy-2,3-dihydrobenzo[b][1,4]dioxin-6-amine (CAS 76958-06-0)
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