(1-Ethyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)boronic acid CAS 1346665-27-7
| CAS No. | 1346665-27-7 |
| Molecular Formula | C6H8BF3N2O2 |
| Molecular Weight | 207.95 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, (1-Ethyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)boronic acid is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 207.95 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies (1-Ethyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)boronic acid (CAS 1346665-27-7), a certified reference material (molecular formula C6H8BF3N2O2, MW 207.95 g/mol) for analytical method development and quality control.
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), (1-Ethyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)boronic acid 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 | C6H8BF3N2O2 |
| Molecular Weight | 207.95 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.5 |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- (1-Ethyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)boronic acid (CAS 2287228-20-8)
- 4,4-Bis(trifluoromethyl)oxetan-2-one (CAS 1718-33-8)
- 4-Oxo-6-trifluoromethyl-4H-pyran-2-carboxylic acid (CAS 1000350-06-0)
- 2-Oxo-6-(trifluoromethyl)-1,2-dihydropyrimidine-5-carboxylic acid (CAS 154934-95-9)
- 6-Oxo-2-(trifluoromethyl)-1,6-dihydropyrimidine-5-carboxylic acid (CAS 188781-49-9)
- Methyl 2-(2-(trifluoromethyl)furan-3-yl)acetate (CAS 1330753-17-7)
- 2-[2-Methyl-4-(trifluoromethyl)furan-3-yl]acetic acid (CAS 1368346-53-5)
- 3-(5-(Trifluoromethyl)furan-2-yl)propanoic acid (CAS 1521918-18-2)
Recommended Standards
- (±)-1,2-Dibromopropane-d6 (CAS 51209-47-3)
- 1,1,2-Trifluoro-2-iodoethylene 2-Iodo-1,1,2-trifluoroethene 359-37-5 iodotrifluoroethylene trifluoroiodoethylene (CAS 359-37-5)
- 1009303-56-3 4-Fluoro-3-(tetrazol-5-yl)phenylboronic acid C7H6BFN4O2 Z6327 (CAS 1009303-56-3)
- 5-Fluoro-2-(trifluoromethyl)phenylboronic Acid (CAS 928053-97-8)
- (E)-1-(4-(5-Cyclopropyl-1,3,4-oxadiazol-2-yl)piperidin-1-yl)-3-(furan-2-yl)prop-2-en-1-one (CAS 1211909-24-8)
- SE-(((2S,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl) O,O-dihydrogen phosphoroselenoate (CAS 64265-97-0)
- 2-(Dimethylamino)-6-fluorobenzaldehyde (CAS 1289194-73-5)
- Ethyl 3-formyl-1H-indazole-4-carboxylate (CAS 1416374-84-9)
- 5-Tert-Butylbenzene-1,3-dicarbaldehyde (CAS 180740-69-6)
- Ethyl 2-cyano-3-methylbut-2-enoate (CAS 759-58-0)
- 1-(Cyclohexylmethoxy)-4-iodobenzene (CAS 877603-51-5)
- 5-Difluoromethoxy-2-fluoronicotinic acid (CAS 1803809-65-5)
- 2-(4-Ethoxyphenyl)-8-methylquinoline-4-carbonyl chloride (CAS 1160254-49-8)
- Cholecystokinin Octapeptide (1-5) (desulfated) (CAS 121880-96-4)
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 18665070610 / Nicole.chen@cato-chem.com