| CAS No. | 6629-13-6 |
| Molecular Formula | C22H25N3O |
| Molecular Weight | 347.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of 1-Methyl-2,5-diphenyl-4-(piperidin-1-ylmethyl)-1,2-dihydro-3H-pyrazol-3-one is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
1-Methyl-2,5-diphenyl-4-(piperidin-1-ylmethyl)-1,2-dihydro-3H-pyrazol-3-one (CAS 6629-13-6) is a high-purity analytical reference standard with the molecular formula C22H25N3O and a molecular weight of 347.45 g/mol.
Based on its molecular formula C22H25N3O, 1-Methyl-2,5-diphenyl-4-(piperidin-1-ylmethyl)-1,2-dihydro-3H-pyrazol-3-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 347.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
CATO manufactures 1-Methyl-2,5-diphenyl-4-(piperidin-1-ylmethyl)-1,2-dihydro-3H-pyrazol-3-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | C22H25N3O |
| Molecular Weight | 347.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |