N-allyl-4-chloro-1-(p-tolyl)-1H-pyrazole-5-carboxamide CAS 318949-26-7
| CAS No. | 318949-26-7 |
| Molecular Formula | C14H14ClN3O |
| Molecular Weight | 275.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, N-allyl-4-chloro-1-(p-tolyl)-1H-pyrazole-5-carboxamide is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 275.73 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies N-allyl-4-chloro-1-(p-tolyl)-1H-pyrazole-5-carboxamide (CAS 318949-26-7), a certified reference material (molecular formula C14H14ClN3O, MW 275.73 g/mol) for analytical method development and quality control.
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), N-allyl-4-chloro-1-(p-tolyl)-1H-pyrazole-5-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 | C14H14ClN3O |
| Molecular Weight | 275.73 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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- 4-Allyl-5-((2,4-dimethylphenoxy)methyl)-4H-1,2,4-triazole-3-thiol (CAS 861433-16-1)
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