N-((S)-((R)-5-Oxo-2,5-dihydrofuran-2-yl)(phenyl)methyl)acetamide CAS 919770-48-2
| CAS No. | 919770-48-2 |
| Molecular Formula | C13H13NO3 |
| Molecular Weight | 231.25 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.
N-((S)-((R)-5-Oxo-2,5-dihydrofuran-2-yl)(phenyl)methyl)acetamide (CAS 919770-48-2), molecular formula C13H13NO3 and molecular weight 231.25 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N-((S)-((R)-5-Oxo-2,5-dihydrofuran-2-yl)(phenyl)methyl)acetamide (C13H13NO3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 231.25 g/mol, it falls into the medium-molecular-weight range. 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 | C13H13NO3 |
| Molecular Weight | 231.25 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Recommended Standards
- N-((dimethylamino)methylene)-2-methylpyrazolo[1,5-a]pyrimidine-6-carboxamide (CAS 400083-80-9)
- N-(2-(1H-Imidazol-4-yl)ethyl)-6-aminonicotinamide (CAS 827587-99-5)
- N-((1-Phenyl-1H-tetrazol-5-yl)methyl)propionamide (CAS 921055-00-7)
- N-(2-(3-Oxo-3,4,5,6-tetrahydropyrazin-2-yl)phenyl)acetamide (CAS 81965-08-4)
- Guanadrel Hemisulfate (CAS 22195-34-2)
- N-methylpyrrolidine-3-sulfonamide;hydrochloride (CAS 1423025-73-3)
- 1-(3-amino-4-fluoro-phenyl)hexahydropyrimidine-2,4-dione (CAS 2703772-51-2)
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- Tirzepatide Impurity 22 X TFA Salt (CAS CATO-C4X-324022)
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