3-Methylsulfonyl-2,2',3',4',5-pentachlorobiphenyl CAS 66640-58-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 66640-58-2 |
| Molecular Formula | C13H7Cl5O2S |
| Molecular Weight | 404.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methylsulfonyl-2,2',3',4',5-pentachlorobiphenyl (CAS 66640-58-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H7Cl5O2S. Molecular weight: 404.52 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H7Cl5O2S |
| Molecular Weight | 404.52 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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
- 3-Methylsulfonyl-2,3',4',5,6-pentachlorobiphenyl (CAS 116807-23-9)
- 3-Methylsulfonyl-2,2',4',5,6-pentachlorobiphenyl (CAS 149949-86-0)
- 4-Methylsulfonyl-2,2',4',5,6-pentachlorobiphenyl (CAS 149949-87-1)
- 4-Methylsulfonyl-2,3,3',4',6-pentachlorobiphenyl (CAS 149949-89-3)
- 3-Methylsulfonyl-2,2',4',5,5'-pentachlorobiphenyl (CAS 66640-60-6)
- 4-Methylsulfonyl-2,2',3',4',5-pentachlorobiphenyl (CAS 66640-59-3)
- 4-Methylsulfonyl-2,2',4',5,5'-pentachlorobiphenyl (CAS 66640-61-7)
- N-(3-(6-(Methylsulfonyl)pyridazin-3-yl)phenyl)quinoline-2-carboxamide (CAS 897614-40-3)
Recommended Standards
- 1-(2-Methoxyphenyl)-4-((3-methyl-4-propoxyphenyl)sulfonyl)piperazine (CAS 898650-55-0)
- (2E)-1-[4-(3-Methoxyphenyl)piperazin-1-yl]-2-phenyl-3-(thiophen-2-yl)prop-2-en-1-one (CAS 478078-53-4)
- tert-butyl 4-(2-(4-((methylsulfonyl)oxy)piperidin-1-yl)-2-oxoethyl)piperidine-1-carboxylate (CAS 440634-25-3)
- N-(5-phenyl-4-pivaloyl-5-(vinylsulfonamidomethyl)-4,5-dihydro-1,3,4-thiadiazol-2-yl)pivalamide (CAS 546111-92-6)
- 2-(2,5-Dioxo-3',4'-dihydro-1'H-spiro[imidazolidine-4,2'-naphthalen]-1-yl)-N-(4-fluorophenyl)acetamide (CAS 731777-60-9)
- tert-Butyl ((1-(piperidin-4-yl)azetidin-3-yl)methyl)carbamate (CAS 883547-23-7)
- 5-(4-Ethyl-5-methylthiophen-3-yl)-4-methyl-4H-1,2,4-triazole-3-thiol (CAS 590376-88-8)
- 1-Benzyl-6-chloro-1H-indole-3-carboxylic acid (CAS 921195-00-8)
- 2-(2-(tert-Butoxycarbonyl)-2-azaspiro[3.3]heptan-5-yl)acetic acid (CAS 1341036-18-7)
- D-Lys16-Tirzepatide (CAS CATO-CPTD788918)
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