| CAS No. | 1993394-57-2 |
| Molecular Formula | C19H19N3O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 411.41 g/mol gives Benzyl (S)-(1-(4-phenyl-1H-imidazol-2-yl)ethyl)carbamate oxalate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Benzyl (S)-(1-(4-phenyl-1H-imidazol-2-yl)ethyl)carbamate oxalate (CAS 1993394-57-2), a certified reference material (molecular formula C19H19N3O2C2H2O4, MW 411.41 g/mol) for analytical method development and quality control.
Structurally, Benzyl (S)-(1-(4-phenyl-1H-imidazol-2-yl)ethyl)carbamate oxalate (C19H19N3O2C2H2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 411.41 g/mol, it falls into the moderately-high-molecular-weight range. 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.
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.
| Molecular Formula | C19H19N3O2 C2H2O4 |
| Molecular Weight | 411.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 3 |