2,3,5-Trifluoro-4-(1H-pyrazol-1-yl)benzoic acid CAS 1858251-76-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1858251-76-9 |
| Molecular Formula | C10H5F3N2O2 |
| Molecular Weight | 242.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3,5-Trifluoro-4-(1H-pyrazol-1-yl)benzoic acid (CAS 1858251-76-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H5F3N2O2. Molecular weight: 242.15 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H5F3N2O2 |
| Molecular Weight | 242.15 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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 | 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Trifluoro Standards
- (Z)-3-(3,3,3-trifluoro-2-oxopropylidene)isobenzofuran-1(3H)-one (CAS 420109-43-9)
- 2,2,2-Trifluoro-2'-(trifluoromethyl)acetophenone (CAS 42452-42-6)
- 1,1,1-Trifluoro-6-phenylhex-5-ene-2,4-dione (CAS 18931-64-1)
- 1,1,1-Trifluoro-3-(1-methyl-1h-indazol-3-yl)propan-2-one (CAS 1494902-19-0)
- 3,3,3-Trifluoro-2-(1-methyl-1H-indol-3-yl)propan-1-amine (CAS 1135187-36-8)
- 1,1,1-Trifluoro-3-(1,2,3,4-tetrahydronaphthalen-1-yl)propan-2-one (CAS 1272879-87-4)
- Ethyl 7,7,7-trifluoro-3-hydroxy-3-methylheptanoate (CAS 1602476-15-2)
- 1,1,1-Trifluoro-3-((2-morpholinoethyl)amino)propan-2-ol (CAS 477864-29-2)
Recommended Standards
- 2-(Aminomethyl)-5-(difluoromethyl)-3-hydroxy-4-(trifluoromethyl)pyridine (CAS 1807134-81-1)
- (S)-5-Amino-5-oxo-2-(2,2,2-trifluoroacetamido)pentanoic acid (CAS 2419-34-3)
- (4-Amino-6-(difluoromethyl)-2-(trifluoromethyl)pyridin-3-yl)methanol (CAS 1806968-92-2)
- 1-(3-Fluoro-5-(isopentyloxy)phenyl)propan-1-one (CAS 1443342-96-8)
- Methyl 2-(2-(pyridin-2-ylthio)acetamido)benzoate (CAS 625822-63-1)
- Ethyl 2-(4-oxo-6,7-dihydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-3(5H)-yl)acetate (CAS 433702-79-5)
- 4(R)-Hydroxyochratoxin ADISCONTINUED (CAS 35299-87-7)
- 2-(Dimethylamino)-3-hydroxybenzenesulfonamide (CAS 1243439-26-0)
- 2-[(E)-2-(2-chlorophenyl)ethenyl]-1-[(2,4-dichlorophenyl)methyl]-1H-1,3-benzodiazole 2J-561S 338772-21-7 (CAS 338772-21-7)
- Semaglutide impurity 55 (CAS CATO-C4X-222655)
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