2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-5,5'-dimethyl-2'-phenyl-1',2'-dihydro-2H,3'H-[3,4'-bipyrazol]-3'-one CAS 318951-76-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 318951-76-7 |
| Molecular Formula | C20H15ClF3N5O |
| Molecular Weight | 433.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-5,5'-dimethyl-2'-phenyl-1',2'-dihydro-2H,3'H-[3,4'-bipyrazol]-3'-one (CAS 318951-76-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H15ClF3N5O. Molecular weight: 433.81 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H15ClF3N5O |
| Molecular Weight | 433.81 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 5 |
Related Chloro Standards
- (E)-2-(3-((4-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)amino)-1-(dimethylamino)allylidene)malononitrile (CAS 338773-53-8)
- 2-[(4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)amino]-4-(dimethylamino)pyridine-3-carbonitrile (CAS 338773-57-2)
- 3-Chloro-N-{[3-(2-phenylpyrimidin-4-yl)-4,5-dihydro-1,2-oxazol-5-yl]methyl}-5-(trifluoromethyl)pyridin-2-amine (CAS 344277-17-4)
- Ethyl 1-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-3-(1H-pyrrol-1-yl)-1H-indole-2-carboxylate (CAS 339099-02-4)
- N-(3-Chloro-4-fluorophenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide (CAS 1775345-25-9)
- 2-(4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)-4-(thiophen-2-yl)pyrimidine (CAS 477862-43-4)
- 2-Chloro-N-(4-((2-cyano-5-(trifluoromethyl)pyridin-3-yl)thio)phenyl)benzamide (CAS 338419-94-6)
- Ethyl 2-{[(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)carbamothioyl]amino}acetate (CAS 477873-14-6)
Recommended Standards
- N-(1-benzylpiperidin-4-yl)-2,4,5-trichlorobenzenesulfonamide (CAS 334974-49-1)
- Ethyl 5-(2-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)amino)ethyl)-4,6-dioxo-1,3a,4,5,6,6a-hexahydropyrrolo[3,4-c]pyrazole-3-carboxylate (CAS 317821-61-7)
- N'-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-N'-methyl-3-(trifluoromethyl)benzenesulfonohydrazide (CAS 339276-25-4)
- 5-(Phenylmethyl)-3-[(tetrahydro-2-furanyl)methyl]-2-thioxo-4-imidazolidinone (CAS 1008698-17-6)
- 3-Bromo-5-methylpyridine (CAS 3430-16-8)
- tert-Butyl 5-amino-2-chlorobenzoate (CAS 1179133-92-6)
- 4-Hydroxynaphthalen-1-yl methylcarbamate (CAS 5266-97-7)
- 5-Ethyl-4-(1-(phenylsulfonyl)ethyl)-1-(4-(trifluoromethoxy)phenyl)-1,3-dihydro-2H-imidazol-2-one (CAS 477848-59-2)
- 2-((3-Benzyl-6-chloro-4-methyl-2-oxo-2H-chromen-7-yl)oxy)propanoic acid (CAS 1017420-72-2)
- Peptide Impurity 82 (CAS 10491-78-8)
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