Methyl 5-(thiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate CAS 333762-00-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 333762-00-8 |
| Molecular Formula | C13H8F3N3O2S |
| Molecular Weight | 327.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 5-(thiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 333762-00-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H8F3N3O2S. Molecular weight: 327.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H8F3N3O2S |
| Molecular Weight | 327.28 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 Methyl Standards
- Methyl 5-(thiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylate (CAS 313249-33-1)
- (5-(Thiophen-2-yl)isoxazol-3-yl)methyl 2-phenylbutanoate (CAS 946238-45-5)
- 2,4,6-Tri-thiophen-2-yl-[1,3,5]triazine (CAS 56382-53-7)
- 2-{4-[4-(thiophen-2-yl)pyrimidin-2-yl]phenoxy}acetohydrazide (CAS 477862-29-6)
- Methyl 5-(thiophen-2-yl)-7-(trifluoromethyl)-1H-pyrrolo[3,2-b]pyridine-3-carboxylate (CAS 1027511-26-7)
- Methyl 6-(thiophen-2-yl)-4-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine-2-carboxylate (CAS 1027511-29-0)
- N-(thiophen-2-ylmethyl)-2-(2,2,2-trifluoroacetamido)benzamide (CAS 329699-44-7)
- 3-(Thiophen-2-yl)-6-(trifluoromethyl)thieno[3,2-b]pyridine-2-carboxamide (CAS 478080-14-7)
Recommended Standards
- 2-(5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)isoxazol-3-yl)-N-(isoxazol-3-yl)acetamide (CAS 1209377-50-3)
- 5-Bromo-2,2':5',2''-terthiophene (CAS 94581-95-0)
- Ethyl 2-Nitro-4,5-di(1-pyrazolyl)benzoate (CAS 1256633-25-6)
- Ethyl 4-amino-2,3,5,6-tetrafluorobenzoate (CAS 950-68-5)
- (3,4-Dichlorobenzyl)(methyl)sulfane (CAS 261924-18-9)
- 4-PREGNEN-11β, 21-DIOL-3, 18, 20-TRIONE 18, 21-DIACETATE 3-CARBOXYMETHYLOXIME (CAS 29415-05-2)
- (3aS,6aS)-5-Ethoxycarbonyl-1H-hexahydropyrrolo[3,4-b]pyrrole (CAS 1114985-14-6)
- Boceprevir Impurity 10 (CAS CATO-C4X-252510)
- 2-(3-Oxo-3,5,6,7-tetrahydro-2H-cyclopenta[c]pyridazin-2-yl)acetic acid (CAS 1364022-61-6)
- Semaglutide Impurity 140 (CAS CATO-C4X-2226140)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com