5-(4-Chlorophenyl)-3-(4-methoxyphenyl)-1-(4-(trifluoromethyl)phenyl)-4,5-dihydro-1H-pyrazole CAS 551921-56-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 551921-56-3 |
| Molecular Formula | C23H18ClF3N2O |
| Molecular Weight | 430.85 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-Chlorophenyl)-3-(4-methoxyphenyl)-1-(4-(trifluoromethyl)phenyl)-4,5-dihydro-1H-pyrazole (CAS 551921-56-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H18ClF3N2O. Molecular weight: 430.85 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C23H18ClF3N2O |
| Molecular Weight | 430.85 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.) | 1984 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 2-{[(4-chlorophenyl)methyl]sulfanyl}-5-[1-methyl-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazol-5-yl]-1,3,4-oxadiazole (CAS 478080-23-8)
- N-((4-Chlorophenyl)carbamoyl)-2-(((6-nitro-4-oxoquinazolin-3(4H)-yl)methyl)amino)acetamide (CAS 76979-57-2)
- 3-[(4-Chlorophenyl)methyl]-1-[(4-methylphenyl)methanesulfonyl]-3-(pyrazin-2-yl)urea (CAS 866150-91-6)
- (4-Chlorophenyl)(4-(((2,4-dichlorophenyl)thio)methyl)-4-hydroxypiperidin-1-yl)methanone (CAS 866143-80-8)
- N-[4-(2-Chlorophenyl)-1,3-thiazol-2-yl]-2-[4-(2-fluorophenyl)piperazin-1-yl]acetamide (CAS 338750-04-2)
- 1-(5-((4-Chlorophenyl)thio)-1-methyl-3-phenyl-1H-pyrazol-4-yl)-3-phenylprop-2-yn-1-ol (CAS 318949-11-0)
- 2-((4-(4-Chlorophenyl)-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)-N,N-diethylacetamide (CAS 476484-41-0)
- 2-[4-(4-Chlorophenyl)-5-(2,5-dimethyl-1H-pyrrol-1-yl)-1H-pyrazol-1-yl]-4-phenyl-1,3-thiazole (CAS 956756-80-2)
Recommended Standards
- 4-(Benzenesulfonyl)-5-(4-chlorophenyl)-1-(2,4-difluorophenyl)-1H-pyrazole (CAS 318951-65-4)
- (E)-{[6-(4-chlorobenzenesulfonyl)pyridin-3-yl]methylidene}amino 4-methoxybenzoate (CAS 338967-12-7)
- YF-2 (CAS 1311423-89-8)
- 2-((2-(Prop-2-yn-1-yloxy)naphthalen-1-yl)methyl)-1,2,3,4-tetrahydroisoquinoline (CAS 860648-80-2)
- (6-Bromo-7-methoxyfuro[3,2-c]pyridin-2-yl)methanol (CAS 1346446-86-3)
- 3-Methyl-[1,2]oxazolo[5,4-d]pyrimidin-4-amine (CAS 89799-07-5)
- 2-n-propyl-5-nitrobenzofuran 34601-91-7 (CAS 34601-91-7)
- 1-(Bicyclo[4.2.0]octa-1,3,5-trien-7-ylmethyl)-1h-pyrazol-4-amine (CAS 1514317-14-6)
- 2-((5-(3-Phenyl-1,2,4-oxadiazol-5-yl)pyridin-2-yl)thio)-N-(thiophen-2-ylmethyl)acetamide (CAS 1251704-26-3)
- Liraglutide Impurity 6 TFA Salt (CAS CATO-C4X-19926)
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