1-Benzyl 3-ethyl (3S,4R)-4-hydroxypyrrolidine-1,3-dicarboxylate CAS 949495-11-8
| CAS No. | 949495-11-8 |
| 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.
1-Benzyl 3-ethyl (3S,4R)-4-hydroxypyrrolidine-1,3-dicarboxylate (CAS 949495-11-8) is a high-purity analytical reference standard with the molecular formula C15H19NO5 and a molecular weight of 293.32 g/mol.
Based on its molecular formula C15H19NO5, 1-Benzyl 3-ethyl (3S,4R)-4-hydroxypyrrolidine-1,3-dicarboxylate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 293.32 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.) | 1987 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 1-Benzyl 3-ethyl (3R,4S)-4-hydroxypyrrolidine-1,3-dicarboxylate (CAS 949495-17-4)
- 1-Benzyl 3-ethyl 4-hydroxypyrrolidine-1,3-dicarboxylate (CAS 851912-97-5)
- 1-Benzyl 2-methyl 5-hydroxypiperidine-1,2-dicarboxylate (CAS 72180-34-8)
- 1-Benzyl 3-methyl 4-hydroxypiperidine-1,3-dicarboxylate (CAS 2342596-62-5)
- 2-(4,6-Dichloropyridin-3-yl)acetonitrile (CAS 199283-52-8)
- 1-Bromo-3-fluoro-2-(trimethylsilyl)benzene (CAS 632324-41-5)
- 5-Chloro-2-fluoroiodobenzene (CAS 116272-42-5)
- 3-Neopentyl-5-(piperidin-4-yl)-1,2,4-oxadiazole hydrochloride (CAS 1402232-93-2)
- 6-Ethylpyridine-2-carboxamidine (CAS 755715-06-1)
- 1-pyridin-3-ylpyrrolidine-2,5-dione (CAS 82993-35-9)
- 1-[4-(Acetylamino)phenyl]-5-oxopyrrolidine-3-carboxylic acid (CAS 133749-16-3)
- (3-Cyclopropyl-1,2,4-oxadiazol-5-yl)methanol (CAS 1123169-46-9)
- 1-(4-Propylphenyl)ethanone (CAS 2932-65-2)
- Semaglutide impurity 93 (CAS CATO-C4X-222693)
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