(1S,2S)-2-((Benzyloxy)carbonyl)cyclopentanecarboxylic acid CAS 648433-16-3
| CAS No. | 648433-16-3 |
| Molecular Formula | C14H15O4 |
| Molecular Weight | 247.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, (1S,2S)-2-((Benzyloxy)carbonyl)cyclopentanecarboxylic acid (C14H15O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 7.5, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 247.27 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
(1S,2S)-2-((Benzyloxy)carbonyl)cyclopentanecarboxylic acid (CAS 648433-16-3), molecular formula C14H15O4 and molecular weight 247.27 g/mol, is a CATO reference standard with documented purity and traceability.
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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C14H15O4 |
| Molecular Weight | 247.27 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
Recommended Standards
- 3-(4-Fluorophenyl)-1-methyl-1,4,7-triazaspiro[4.4]non-3-en-2-one (CAS 1710674-60-4)
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- 2-(4-Fluorophenyl)-5-methyl-4,5,6,7-tetrahydro-2H-pyrazolo[3,4-b]pyridin-3-ol (CAS 1710195-14-4)
- (R)-2-(1H-Benzo[d]imidazol-2-yl)-4,5-dihydrothiazole-4-carboxylic acid (CAS 63565-76-4)
- 5-Aminosalicylic Acid (CAS 89-57-6)
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- Tert-butyl 4-(cyclopropanecarboxamido)piperidine-1-carboxylate (CAS 1233955-70-8)
- Insulin Degludec Impurity 16 (CAS CATO-C4X-215716)
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