| CAS No. | 1428350-36-0 |
| Molecular Formula | C20H27N3O3 |
| Molecular Weight | 357.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
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-(4-(3-(2-Methoxyethyl)-1,2,4-oxadiazol-5-yl)piperidin-1-yl)-4-phenylbutan-1-one (CAS 1428350-36-0), molecular formula C20H27N3O3 and molecular weight 357.45 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C20H27N3O3, 1-(4-(3-(2-Methoxyethyl)-1,2,4-oxadiazol-5-yl)piperidin-1-yl)-4-phenylbutan-1-one contains a steroid 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 357.45 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
| Molecular Formula | C20H27N3O3 |
| Molecular Weight | 357.45 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 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 3 |