5-(4-Isopropylphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carbonyl chloride CAS 865412-31-3
| CAS No. | 865412-31-3 |
| Molecular Formula | C17H13ClF3N3O |
| Molecular Weight | 367.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies 5-(4-Isopropylphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carbonyl chloride (CAS 865412-31-3), a certified reference material (molecular formula C17H13ClF3N3O, MW 367.75 g/mol) for analytical method development and quality control.
Based on its molecular formula C17H13ClF3N3O, 5-(4-Isopropylphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carbonyl chloride contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 367.75 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), 5-(4-Isopropylphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carbonyl chloride 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 | C17H13ClF3N3O |
| Molecular Weight | 367.75 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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 | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Isopropylphenyl Standards
- 5-(4-Isopropylphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carbonyl chloride (CAS 865412-32-4)
- 5-(4-Isopropylphenyl)-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-2-carbohydrazide (CAS 832739-14-7)
- 4-Isopropylphenyl Diphenyl Phosphate (CAS 55864-04-5)
- 2-Isopropylphenyl Diphenyl Phosphate (CAS 64532-94-1)
- N-(4-isopropylphenyl)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide (CAS 2171363-38-3)
- Ethyl 4-(4-isopropylphenyl)-6-oxo-2-phenyl-1,4,5,6-tetrahydropyrimidine-5-carboxylate (CAS 477867-17-7)
- N6-(4-Isopropylphenyl)-N2-(4-methoxyphenyl)-9H-purine-2,6-diamine (CAS 764646-19-7)
- 11-(4-Isopropylphenyl)-3,3-dimethyl-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-one (CAS 330952-10-8)
Recommended Standards
- 6-(2-Chlorophenyl)-2-morpholino-4-(trifluoromethyl)nicotinonitrile (CAS 478049-43-3)
- 4-(4-Chlorophenyl)-3-methyl-1-{[3-(trifluoromethyl)phenyl]methyl}-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 860786-62-5)
- 6-(4-Chlorophenyl)-2-morpholino-4-(trifluoromethyl)nicotinonitrile (CAS 338749-81-8)
- 4-(3-Chlorophenyl)-3-methyl-1-{[3-(trifluoromethyl)phenyl]methyl}-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 860786-42-1)
- 8-(4-Methoxybenzyl)-5-methyl-7,8-dihydro-6H-pyrrolo[3,2-e][1,2,4]triazolo[1,5-a]pyrimidine (CAS 62052-77-1)
- 4,4',4'',4''',4'''',4'''''-(5,6,7,8,13,14,15,16,21,22,23,24-Dodecadehydrotribenzo[a,g,m]cyclooctadecene-2,3,10,11,18,19-hexayl)hexakis[benzoicacid] (CAS 1670923-95-1)
- 7H-Benzo(C)Fluorene (CAS 205-12-9)
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- 2-(3,4-Dimethylphenyl)butanoic acid (CAS 1082378-83-3)
- 5-Isopropyl-N-methyl-1,3,4-thiadiazol-2-amine (CAS 54759-66-9)
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