4,4'-Bis((4-chlorophenyl)sulfonyl)-1,1'-biphenyl CAS 22287-56-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 22287-56-5 |
| Molecular Formula | C24H16Cl2O4S2 |
| Molecular Weight | 503.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-Bis((4-chlorophenyl)sulfonyl)-1,1'-biphenyl (CAS 22287-56-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C24H16Cl2O4S2. Molecular weight: 503.42 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C24H16Cl2O4S2 |
| Molecular Weight | 503.42 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Bis Standards
- (5-((2-Chlorophenyl)thio)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 2,4-dichlorobenzoate (CAS 318959-20-5)
- {5-[(2-chlorophenyl)sulfanyl]-1-methyl-3-phenyl-1H-pyrazol-4-yl}methyl 3,4-dichlorobenzoate (CAS 318497-65-3)
- {5-[(4-chlorophenyl)sulfanyl]-1-methyl-3-phenyl-1H-pyrazol-4-yl}methyl 2,4-dichlorobenzoate (CAS 318289-06-4)
- 2-((5-(4-Chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)-N-(2,4-dichlorophenyl)acetamide (CAS 476485-91-3)
- 2-((5-(4-Chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)-N-(2,6-dichlorophenyl)acetamide (CAS 476485-97-9)
- 2-((5-(4-Chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)-N-(3,4-dichlorophenyl)acetamide (CAS 476486-06-3)
- 2-((5-(4-Chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)-N-(3,5-dichlorophenyl)acetamide (CAS 477333-46-3)
- 338960-73-9 4-({[(4-chlorophenyl)methyl]sulfanyl}methyl)-6-[(2,6-dichlorophenyl)sulfanyl]-2-phenylpyrimidine 5L-509S (CAS 338960-73-9)
Recommended Standards
- Sofosbuvir Impurity 89 (CAS 1394157-34-6)
- 5-({[3,5-bis(trifluoromethyl)phenyl]methyl}sulfanyl)-8,9-dimethoxy-2H,3H-imidazo[1,2-c]quinazolin-2-one (CAS 439109-35-0)
- 1-((9H-fluoren-9-yl)methyl) 2-(perfluorophenyl) (R)-pyrrolidine-1,2-dicarboxylate (CAS 125281-38-1)
- 5-(2-methoxyphenyl)-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine (CAS 677311-06-7)
- tert-Butyl 3-(2-amino-3-ethoxy-3-oxopropyl)azetidine-1-carboxylate (CAS 2103420-68-2)
- 2-((5-Bromo-2-fluorophenoxy)methyl)-1,3-dioxolane (CAS 1443334-96-0)
- 4-Methoxy-3-(thiomorpholin-4-ylmethyl)benzaldehyde (CAS 438531-41-0)
- 1-(2-Bromo-4-chlorophenyl)-1H-imidazole (CAS 1785222-27-6)
- Hexyl Benzoate (CAS 6789-88-4)
- Insulin Degludec Impurity 16 (CAS CATO-C4X-215716)
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