4'-Chloro-4-((phenylsulfonyl)methyl)-5-(pyridin-2-ylthio)-1,6-dihydro-[1,1'-biphenyl]-3(2H)-one CAS 303144-41-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303144-41-4 |
| Molecular Formula | C24H20ClNO3S2 |
| Molecular Weight | 470.00 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4'-Chloro-4-((phenylsulfonyl)methyl)-5-(pyridin-2-ylthio)-1,6-dihydro-[1,1'-biphenyl]-3(2H)-one (CAS 303144-41-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H20ClNO3S2. Molecular weight: 470.00 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C24H20ClNO3S2 |
| Molecular Weight | 470.00 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Chloro Standards
- N-(2-Chloro-4-methylphenyl)-2-{[3-methyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide (CAS 1040631-92-2)
- N-(5-chloro-2-methylphenyl)-2-((3-ethyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040662-62-1)
- N-(2-chloro-4-methylphenyl)-2-((3-ethyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 1040683-13-3)
- N-(3-Chloro-2-methylphenyl)-2-({3-ethyl-4-oxo-7-phenyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide (CAS 1223982-51-1)
- 6-Chloro-N2,N4-bis(4-(isopentyloxy)phenyl)-1,3,5-triazine-2,4-diamine (CAS 383903-67-1)
- N-(5-Chloro-2,4-dimethoxyphenyl)-2-[7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-3-yl]acetamide (CAS 1207056-12-9)
- (15R)-5-[2-chloro-5-(ethoxymethyl)pyrimidin-4-yl]oxy-15-methyl-11-thia-6,14,17-triazatetracyclo[8.8.0²⁷.0¹²¹⁸]octadeca-1(10),2(7),3,5,8,12(18)-hexaen-13-one (CAS 1887069-10-4)
- 2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-ethylidene]-1-cyclopenten-1-yl]-ethenyl]-1,3,3-trimethyl-3H-indolium 4-methylbenzenesulfonate 193687-61-5 (CAS 193687-61-5)
Recommended Standards
- (2R)-2-[(1E)-3-(4’-Chloro-2’-methyl[1,1’-biphenyl]-3-yl)-3-hydroxy-1-propen-1-yl]-5-oxo-1-pyrrolidineheptanoic Acid (CAS 493035-81-7)
- Bis[D-tryptophanato(O,N)]copper(II) (CAS 57636-91-6)
- N-(2-Chlorophenyl)-2-{[3-ethyl-7-(4-methylphenyl)-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl]sulfanyl}acetamide (CAS 1040632-44-7)
- 1-tert-Butyl 3-methyl 4-nitro-1H-pyrazole-1,3-dicarboxylate (CAS 923283-62-9)
- 5-Methoxy-3-nitropyridin-2-ol (CAS 1936401-14-7)
- 6-Bromo-2,4-dichloropyrido[3,4-d]pyrimidine (CAS 2387320-34-3)
- 2-(1-(2-Chlorobenzyl)piperidin-4-yl)-5-(furan-2-yl)-1,3,4-oxadiazole (CAS 1251612-12-0)
- 6-Methylheptanoic Acid (CAS 929-10-2)
- 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (2-methyl-5-(pyrrolidin-1-yl)furan-3-yl)boronate (CAS 2223054-57-5)
- Semaglutide impurity 34 (CAS CATO-C4X-222634)
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