3,5-Bis(4-chlorophenyl)-1-phenyl-4,5-dihydro-1H-pyrazole CAS 57845-06-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 57845-06-4 |
| Molecular Formula | C21H16Cl2N2 |
| Molecular Weight | 367.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3,5-Bis(4-chlorophenyl)-1-phenyl-4,5-dihydro-1H-pyrazole (CAS 57845-06-4) pharmaceutical standards reference standard. Molecular formula: C21H16Cl2N2. Molecular weight: 367.27 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H16Cl2N2 |
| Molecular Weight | 367.27 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 |
| 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.) | 1973 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Bis Standards
- 1,3-Bis(4-chlorophenyl)-5-phenyl-4,5-dihydro-1H-pyrazole (CAS 7245-52-5)
- (5E)-3-(4-Chlorophenyl)-5-{[(4-chlorophenyl)amino]methylidene}-4-oxo-1,3-thiazolidin-1-ium-1-olate (CAS 338752-82-2)
- 2,4-Bis(4-chlorophenyl)phthalazin-1(2H)-one (CAS 478048-21-4)
- 2-(4-Chlorophenyl)-1-(3-(piperidin-1-ylmethyl)-1,4-thiazepan-4-yl)ethan-1-one (CAS 1421523-68-3)
- 5-(4-Chlorophenyl)-1-(2,4-dichlorophenyl)-1H-pyrazole-3-carboxylic acid (CAS 158941-07-2)
- 5-(4-Chlorophenyl)-1-(3,4-dichlorophenyl)-1H-pyrazole-3-carboxylic acid (CAS 158941-10-7)
- 1-(3-Chlorophenyl)-3-(2,4-dichlorophenyl)-1H-pyrazole-5-carboxylic acid (CAS 618383-14-5)
- 1-(3-Chlorophenyl)-5-(3,4-dichlorophenyl)-1H-pyrazole-3-carboxylic acid (CAS 477712-31-5)
Recommended Standards
- Bis(2-chloro-4-methylquinolin-6-yl)methane (CAS 500349-71-3)
- 4-((4-Methyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)morpholine (CAS 1704065-38-2)
- Methyl 4-((4-(tert-butyl)benzyl)oxy)-3,5-dichlorobenzoate (CAS 866153-31-3)
- 1-((Tetrahydrothiophen-3-yl)amino)propan-2-ol (CAS 1153111-35-3)
- 3-Bromo-4-cyclopropoxy-N,N-dimethylpyridin-2-amine (CAS 1243473-82-6)
- cis-1-benzyl-4-methoxycarbonyl-pyrrolidine-3-carboxylic acid (CAS 165036-59-9)
- 5-Chloro-2-oxo-1-(3-(trifluoromethyl)benzyl)-1,2-dihydropyridine-3-carboxamide (CAS 338977-55-2)
- (R)-3-(1-Amino-ethyl)-benzoic acid (CAS 1187930-71-7)
- 8-Chloro-4-fluoro-3-hydroxy-7-methoxy-3,4-dihydroisoquinolin-1(2H)-one (CAS 1616288-69-7)
- Hexapeptide-9 (CAS 885024-94-2)
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