(2R,5R)-5-Hydroxy-1,2-piperidinedicarboxylic acid2-methyl 1-benzylester CAS 797801-68-4
| CAS No. | 797801-68-4 |
| Molecular Formula | C15H19NO5 |
| Molecular Weight | 293.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
(2R,5R)-5-Hydroxy-1,2-piperidinedicarboxylic acid2-methyl 1-benzylester (CAS 797801-68-4), molecular formula C15H19NO5 and molecular weight 293.32 g/mol, is a CATO reference standard with documented purity and traceability.
(2R,5R)-5-Hydroxy-1,2-piperidinedicarboxylic acid2-methyl 1-benzylester (C15H19NO5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. 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).
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 | C15H19NO5 |
| Molecular Weight | 293.32 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (2E)-2-Cyano-3-(4-methoxyphenyl)-N-[(pyridin-3-yl)methyl]prop-2-enamide (CAS 333345-88-3)
- (2S,4R)-1-Benzyl 2-methyl 4-hydroxypiperidine-1,2-dicarboxylate (CAS 403503-37-7)
- (2E)-2-Cyano-3-(4-ethoxyphenyl)-N-(pyridin-2-yl)prop-2-enamide (CAS 496021-18-2)
- (2S,4S)-1-Benzyl 2-methyl 4-hydroxypiperidine-1,2-dicarboxylate (CAS 403503-43-5)
- 2-((4-Ethyl-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-mesitylacetamide (CAS 482639-93-0)
- (3'-Hydroxy-[1,1'-biphenyl]-2-yl)(pyrrolidin-3-yl)methanone (CAS 1261944-77-7)
- 3-Ethynyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1822373-78-3)
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- Daptomycin Impurity 42 (CAS CATO-C4X-137842)
- trans-4-Pentyl-(1,1-bicyclohexyl)-4-carboxylic acid (CAS 65355-33-1)
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