Benzyl 1-(2-Hydroxy-2-methylpropyl)-5-methyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxylate CAS 913376-52-0
| CAS No. | 913376-52-0 |
| Molecular Formula | C22H24N2O4 |
| Molecular Weight | 380.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C22H24N2O4, Benzyl 1-(2-Hydroxy-2-methylpropyl)-5-methyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxylate 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 380.44 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).
Benzyl 1-(2-Hydroxy-2-methylpropyl)-5-methyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxylate (CAS 913376-52-0), molecular formula C22H24N2O4 and molecular weight 380.44 g/mol, is a CATO reference standard with documented purity and traceability.
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.
As a certified reference material (CRM), Benzyl 1-(2-Hydroxy-2-methylpropyl)-5-methyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C22H24N2O4 |
| Molecular Weight | 380.44 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 1-Cyclohexyl-3,4-dihydroisoquinoline (CAS 65071-52-5)
- 4-Bromooxindole (CAS 99365-48-7)
- N-1-Benzyl-2-fluoro-N-1-methyl-1,4-benzenediamine (CAS 832099-32-8)
- 6-Methyl-2-(m-tolyl)-1,3,6,2-dioxazaborocane-4,8-dione (CAS 1313614-61-7)
- 4-Hydroxy-2-methylpyrimidine-5-carbonitrile (CAS 27058-54-4)
- 2-((5-(4-(tert-Butyl)phenyl)-4-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(2,4-dichlorophenyl)acetamide (CAS 477313-55-6)
- 2-(((Ethylthio)carbonothioyl)thio)-2-methylpropanoic acid (CAS 881037-62-3)
- [His]1+12-Semaglutide (CAS CATO-C4X-2226178)
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