(R)-4-hydroxy-2-(hydroxymethyl)cyclopent-2-en-1-one CAS 76420-07-0
| CAS No. | 76420-07-0 |
| Molecular Formula | C6H8O3 |
| Molecular Weight | 128.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (R)-4-hydroxy-2-(hydroxymethyl)cyclopent-2-en-1-one (CAS 76420-07-0), a certified reference material (molecular formula C6H8O3, MW 128.13 g/mol) for analytical method development and quality control.
Based on its molecular formula C6H8O3, (R)-4-hydroxy-2-(hydroxymethyl)cyclopent-2-en-1-one contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 128.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
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), (R)-4-hydroxy-2-(hydroxymethyl)cyclopent-2-en-1-one 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 | C6H8O3 |
| Molecular Weight | 128.13 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1978 |
Related R Standards
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- 4-Hydroxy-6-methyl-3,4-dihydro-2H-pyran-2-one (CAS 1215661-50-9)
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- 4-Ethyl-5-hydroxy-2,5-dihydrofuran-2-one (CAS 1575-49-1)
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- (S)-4-hydroxy-2-(hydroxymethyl)cyclopent-2-en-1-one (CAS 2271090-84-5)
- 4-Hydroxy-1,5-dimethyl-1H-pyrazol-3(2H)-one (CAS 408340-18-1)
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