4-Methylsulfonyl-2,3',4',5-tetrachlorobiphenyl CAS 69797-51-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 69797-51-9 |
| Molecular Formula | C13H8Cl4O2S |
| Molecular Weight | 370.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Methylsulfonyl-2,3',4',5-tetrachlorobiphenyl (CAS 69797-51-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H8Cl4O2S. Molecular weight: 370.08 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H8Cl4O2S |
| Molecular Weight | 370.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Methylsulfonyl Standards
- 4-Methylsulfonyl-2,3,4',6-tetrachlorobiphenyl (CAS 108736-08-9)
- 3-Methylsulfonyl-2,2',4',5-tetrachlorobiphenyl (CAS 116807-52-4)
- 3-Methylsulfonyl-2,3',4',5-tetrachlorobiphenyl (CAS 116807-53-5)
- 3-Methylsulfonyl-2,2',5,5'-tetrachlorobiphenyl (CAS 60640-54-2)
- 4-Methylsulfonyl-2,2',4',5-tetrachlorobiphenyl (CAS 69797-52-0)
- 4-Methylsulfonyl-2,2',5,5'-tetrachlorobiphenyl (CAS 60640-55-3)
- 4-(1-(Methylsulfonyl)indolin-5-yl)-2-(m-tolyl)thiazole (CAS 950109-73-6)
- (((4-(Methylsulfonyl)-1,3-phenylene)bis(oxy))bis(methylene))dibenzene (CAS 1820603-90-4)
Recommended Standards
- Dapagliflozin Impurity 12 (CAS 1807632-93-4)
- Dapagliflozin Impurity 143 (CAS CATO-C4X-1138143)
- Dapagliflozin Impurity 200 (CAS CATO-C4X-1138200)
- 2-(6-Bromo-1H-indazol-1-yl)ethan-1-ol (CAS 281204-67-9)
- (4-Chloro-1h-indol-2-yl)methanol (CAS 53590-41-3)
- 3-(Furan-2-yl)-N-(1-((tetrahydro-2H-pyran-4-yl)methyl)-1H-pyrazol-4-yl)acrylamide (CAS 1706476-39-2)
- 1-Cyclopentyl-5-propyl-1h-pyrazole-4-carboxylic acid (CAS 1248116-96-2)
- methyl 2-oxo-3H-1,3-benzoxazole-7-carboxylate (CAS 1388062-36-9)
- (S)-tert-Butyl 3-((6-chloropyridin-3-yl)methoxy)pyrrolidine-1-carboxylate (CAS 1261234-74-5)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
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