5,7-Dimethyl-3-(thiophen-2-yl)-6-(3-(trifluoromethyl)benzyl)pyrazolo[1,5-a]pyrimidine CAS 900014-82-6
| CAS No. | 900014-82-6 |
| Molecular Formula | C20H16F3N3S |
| Molecular Weight | 387.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, fluorine substitution, 5,7-Dimethyl-3-(thiophen-2-yl)-6-(3-(trifluoromethyl)benzyl)pyrazolo[1,5-a]pyrimidine is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 387.42 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5,7-Dimethyl-3-(thiophen-2-yl)-6-(3-(trifluoromethyl)benzyl)pyrazolo[1,5-a]pyrimidine (CAS 900014-82-6) is a high-purity analytical reference standard with the molecular formula C20H16F3N3S and a molecular weight of 387.42 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), 5,7-Dimethyl-3-(thiophen-2-yl)-6-(3-(trifluoromethyl)benzyl)pyrazolo[1,5-a]pyrimidine 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 | C20H16F3N3S |
| Molecular Weight | 387.42 g/mol |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Dimethyl Standards
- 4,6-Dimethyl-2-(2-methylpropoxy)-3-[3-(trifluoromethyl)benzenesulfonyl]pyridine (CAS 339276-76-5)
- 4,6-Dimethyl-2-(2-methylpropoxy)-3-[4-(trifluoromethyl)benzenesulfonyl]pyridine (CAS 339276-95-8)
- 3-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)sulfamoyl]benzoic acid (CAS 307511-52-0)
- 4-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)sulfamoyl]benzoic acid (CAS 31816-70-3)
- N-[4-(2-{[(2,2-Dimethyl-4,6-dioxo-1,3-dioxan-5-yliden)methyl]amino}-1,3-thiazol-4-yl)phenyl]acetamide (CAS 497060-17-0)
- N-[1-(5,6-Dimethyl-1H-1,3-benzodiazol-2-yl)-2-phenylethyl]-2-fluorobenzamide (CAS 338410-76-7)
- 2-(3-(2,5-Dimethyl-1H-pyrrol-1-yl)thiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-6-carbonitrile (CAS 478078-03-4)
- 2-[3-(2,5-Dimethyl-1H-pyrrol-1-yl)thiophen-2-yl]-6-methanesulfonylpyrazolo[1,5-a]pyrimidin-7-amine (CAS 439109-03-2)
Recommended Standards
- N-(4-(((3-(trifluoromethyl)phenyl)thio)methyl)phenyl)benzamide (CAS 338398-61-1)
- N-(4-((phenylthio)methyl)phenyl)-3-(trifluoromethyl)benzamide (CAS 321431-72-5)
- 2-(5-(Hydroxymethyl)-2-((3-(trifluoromethyl)benzyl)thio)-1H-imidazol-1-yl)-N-isopropylacetamide (CAS 921524-09-6)
- N-(4-((phenylthio)methyl)phenyl)-4-(trifluoromethyl)benzamide (CAS 321431-86-1)
- (R)-5-((((S)-1-((R)-1-(3,5-Bis(trifluoromethyl)phenyl)ethoxy)-2-phenylbut-3-en-2-yl)amino)methyl)-5-vinylpyrrolidin-2-one (CAS 1178515-20-2)
- 3-(Methylamino)thietane-3-carboxamide 1,1-dioxide (CAS 2284963-80-8)
- N'-[(1E)-(4-Ethylphenyl)methylidene]-6-iodoimidazo[1,2-a]pyridine-2-carbohydrazide (CAS 939762-08-0)
- Propan-2-amine hydroiodide (CAS 66735-20-4)
- Methyl 5-((1H-1,2,4-triazol-1-yl)methyl)furan-2-carboxylate (CAS 937683-58-4)
- 5-(3,4-Dimethylphenyl)pentanoic acid (CAS 35872-49-2)
- 4-[2-(2,3-Dihydro-1H-inden-5-yloxy)ethyl]-piperidine (CAS 946682-18-4)
- 4-(Tetrahydro-2H-pyran-4-yl)methoxyphenylboronic acid (CAS 1615247-95-4)
- 2-(3-(2-Phenyl-1,3-dioxolan-2-yl)propyl)isoindoline-1,3-dione (CAS 3308-99-4)
- Semaglutide impurity 277 (CAS CATO-C4X-2226277)
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