5-(4-Chlorophenyl)-3-(p-tolyl)-4,5-dihydro-1H-pyrazole-1-carboxamide CAS 885269-75-0
| CAS No. | 885269-75-0 |
| Molecular Formula | C17H16ClN3O |
| Molecular Weight | 313.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-Chlorophenyl)-3-(p-tolyl)-4,5-dihydro-1H-pyrazole-1-carboxamide (C17H16ClN3O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
5-(4-Chlorophenyl)-3-(p-tolyl)-4,5-dihydro-1H-pyrazole-1-carboxamide (CAS 885269-75-0) is a high-purity analytical reference standard with the molecular formula C17H16ClN3O and a molecular weight of 313.78 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-(4-Chlorophenyl)-3-(p-tolyl)-4,5-dihydro-1H-pyrazole-1-carboxamide 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 | C17H16ClN3O |
| Molecular Weight | 313.78 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 4-chloro-1-methyl-7-nitro-indazol-3-amine (CAS 1192263-90-3)
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- 1-(4-Iodobenzyl)piperazine (CAS 523981-01-3)
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- N1,N1-Diethyl-3-methylbenzene-1,4-diamine dihydrochloride (CAS 54749-07-4)
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- Pinaverium Bromide Impurity 47 HCl (CAS CATO-C4X-246747)
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- Semaglutide Impurity 167 (CAS CATO-C4X-2226167)
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