(1R,2S)-2-(2-(2-methoxyphenyl)-2-oxoethyl)cyclopentane-1-carboxylic acid CAS 733740-55-1
| CAS No. | 733740-55-1 |
| Molecular Formula | C15H18O4 |
| Molecular Weight | 262.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(1R,2S)-2-(2-(2-methoxyphenyl)-2-oxoethyl)cyclopentane-1-carboxylic acid (C15H18O4) contains a flavonoid core, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
(1R,2S)-2-(2-(2-methoxyphenyl)-2-oxoethyl)cyclopentane-1-carboxylic acid (CAS 733740-55-1) is a high-purity analytical reference standard with the molecular formula C15H18O4 and a molecular weight of 262.30 g/mol.
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), (1R,2S)-2-(2-(2-methoxyphenyl)-2-oxoethyl)cyclopentane-1-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.
Physical & Chemical Properties
| Molecular Formula | C15H18O4 |
| Molecular Weight | 262.30 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
Recommended Standards
- (1R,2R)-2-(3-methoxybenzoyl)cyclohexane-1-carboxylic acid (CAS 733742-73-9)
- (1R,2S)-2-(2-(4-methoxyphenyl)-2-oxoethyl)cyclopentane-1-carboxylic acid (CAS 733740-57-3)
- (1R,2R)-2-(2-methoxybenzoyl)cyclohexane-1-carboxylic acid (CAS 733742-72-8)
- (1R,2S)-2-(2-methoxybenzoyl)cyclohexane-1-carboxylic acid (CAS 733742-61-5)
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