5-(Thiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylic acid CAS 310451-84-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 310451-84-4 |
| Molecular Formula | C12H6F3N3O2S |
| Molecular Weight | 313.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(Thiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 310451-84-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H6F3N3O2S. Molecular weight: 313.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H6F3N3O2S |
| Molecular Weight | 313.26 g/mol |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Thiophen Standards
- 5-(Thiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 294651-53-9)
- 4-((3-(Thiophen-2-yl)-1,2,4-oxadiazol-5-yl)methyl)-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 1251609-24-1)
- 7-(Thiophen-2-yl)-2h,3h-[1,4]dioxino[2,3-g]quinoline-9-carboxylic acid (CAS 847508-31-0)
- 2-(thiophen-2-yl)ethyl-4-nitrobenzenesulfonate (CAS 191339-42-1)
- 4-(2-(5-Methyl-2-(thiophen-2-yl)oxazol-4-yl)ethoxy)benzaldehyde (CAS 103789-62-4)
- 2-(Thiophen-2-yl)-N-((1-(p-tolyl)-1H-tetrazol-5-yl)methyl)acetamide (CAS 921166-04-3)
- 2,5-Bis(thiophen-2-ylthio)thiophene (CAS 4764-95-8)
- Methyl 1-(thiophen-2-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate (CAS 223690-86-6)
Recommended Standards
- 5-Methoxy-4-(4-methoxy-4-oxobutoxy)-2-nitrobenzoic acid (CAS 349536-24-9)
- 4-(3,4-Dimethoxy-2,6-dinitrophenyl)morpholine (CAS 861211-06-5)
- 6-((3-Oxo-1,3-dihydroisobenzofuran-1-yl)amino)benzo[d][1,3]dioxole-5-carboxylic acid (CAS 64179-32-4)
- Nafamostat-d4 (CAS CATO-C4X-133251)
- 6-Methyl-2-oxo-5-(quinolin-6-yl)-1,2-dihydropyridine-3-carbonitrile (CAS 144967-96-4)
- Tert-butyl ((1R,2S)-1-(((1-methylcyclopropyl)sulfonyl)carbamoyl)-2-vinylcyclopropyl)carbamate (CAS 853269-57-5)
- 2,6-Difluoro-N-methoxy-N-methyl-4-(trifluoromethyl)benzamide (CAS 1980040-18-3)
- Oseltamivir Impurity 105 (CAS CATO-C4X-1720105)
- n-((5-Methoxy-1h-benzo[d]imidazol-2-yl)methyl)ethanamine (CAS 1087608-27-2)
- Des-Leu14-Tirzepatide (CAS CATO-CPTD788959)
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