3-(2-Chlorophenyl)-5-methyl-N-[4-(trifluoromethoxy)phenyl]-1,2-oxazole-4-carboxamide CAS 309740-96-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 309740-96-3 |
| Molecular Formula | C18H12ClF3N2O3 |
| Molecular Weight | 396.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(2-Chlorophenyl)-5-methyl-N-[4-(trifluoromethoxy)phenyl]-1,2-oxazole-4-carboxamide (CAS 309740-96-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H12ClF3N2O3. Molecular weight: 396.75 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C18H12ClF3N2O3 |
| Molecular Weight | 396.75 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- [1-(4-Chlorophenyl)-1H-1,2,3-triazol-4-yl]methyl N-[3-(trifluoromethyl)phenyl]carbamate (CAS 338419-13-9)
- (5-((4-Chlorophenyl)sulfonyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methyl acetate (CAS 318469-27-1)
- Ethyl 4-(3-(4-chlorophenyl)benzo[c]isoxazole-5-carbonyl)isoxazole-3-carboxylate (CAS 337920-31-7)
- 1-[(2-Chlorophenyl)methyl]-5-oxo-N-[4-(trifluoromethyl)phenyl]pyrrolidine-2-carboxamide (CAS 1008283-06-4)
- N-[(4-Chlorophenyl)methyl]-7-fluoro-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxamide (CAS 338778-25-9)
- 2-((2-(4-Chlorophenyl)-2-oxoethyl)thio)-6-cyclopropyl-4-(trifluoromethyl)nicotinonitrile (CAS 625377-46-0)
- 2-(4-Chlorophenyl)-4-methyl-N-[3-(trifluoromethyl)phenyl]-1,3-thiazole-5-carboxamide (CAS 320420-80-2)
- 3-(3-(4-Chlorophenyl)-5,9-dimethyl-7-oxo-7H-furo[3,2-g]chromen-6-yl)propanoic acid (CAS 777857-53-1)
Recommended Standards
- 2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl](methyl)amino}-1-oxo-1,2-dihydroisoquinoline-4-carboxamide (CAS 339106-89-7)
- 4-Cyanophenyl 3-(4-chlorophenyl)-3-(2,2,2-trifluoroacetamido)propanoate (CAS 866039-30-7)
- 1-(4-Chlorobenzyl)-3-(3-(trifluoromethyl)benzyl)imidazolidine-2,4,5-trione (CAS 478262-69-0)
- (2S)-4-bromo-3-methoxy-2-methyl-2H-furan-5-one (CAS 2878423-98-2)
- n-(4,5,6,7-Tetrahydrothiazolo[5,4-c]pyridin-2-yl)cyclopropanecarboxamide hydrochloride (CAS 1351598-79-2)
- 4-Chloro-6-fluoroquinazoline (CAS 16499-61-9)
- 2,3-Dichloro-4-(difluoromethoxy)benzylamine (CAS 1803789-39-0)
- 1-{[4-(dimethylamino)phenyl]methyl}-1h-pyrazol-5-amine (CAS 3524-27-4)
- N1-(2-(Dimethylamino)ethyl)-N2-(2-((2-(dimethylamino)ethyl)(methyl)amino)ethyl)-N1,N2-dimethylethane-1,2-diamine (CAS 3083-11-2)
- (Gly1,Ser3·22,Gln?·3?,Thr?,Arg1?,Tyr21,Ala23·31,Aib32)-Pancreatic Polypeptide (human) (CAS 313988-89-5)
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