2-(4-Chlorobenzoyl)-3-[(2,6-dichlorobenzenesulfinyl)methyl]-1-benzofuran CAS 338424-34-3
| CAS No. | 338424-34-3 |
| Molecular Formula | C22H13Cl3O3S |
| Molecular Weight | 463.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-(4-Chlorobenzoyl)-3-[(2,6-dichlorobenzenesulfinyl)methyl]-1-benzofuran is closely related to a steroid core, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-(4-Chlorobenzoyl)-3-[(2,6-dichlorobenzenesulfinyl)methyl]-1-benzofuran (CAS 338424-34-3) is a high-purity analytical reference standard with the molecular formula C22H13Cl3O3S and a molecular weight of 463.76 g/mol.
The molecular framework of 2-(4-Chlorobenzoyl)-3-[(2,6-dichlorobenzenesulfinyl)methyl]-1-benzofuran (C22H13Cl3O3S) is characterized by a steroid core, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-(4-Chlorobenzoyl)-3-[(2,6-dichlorobenzenesulfinyl)methyl]-1-benzofuran under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C22H13Cl3O3S |
| Molecular Weight | 463.76 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 |
| Sulfur Atoms | 1 |
Related Chlorobenzoyl Standards
- 2-(4-Chlorobenzoyl)-3-[(2,4-dichlorobenzenesulfinyl)methyl]-1-benzofuran (CAS 338423-84-0)
- 2-(1-(4-Chlorobenzoyl)-5-methoxy-2-methyl-1H-indol-3-yl)-N-(2-methoxyphenyl)acetamide (CAS 380569-84-6)
- 2-(4-Chlorobenzoyl)-3-{[3-(trifluoromethyl)benzenesulfinyl]methyl}-1-benzofuran (CAS 338411-52-2)
- 2-{[5-(4-chlorobenzoyl)thiophen-2-yl]methyl}-4-(3,4-dichlorophenyl)-1,3-thiazole (CAS 400075-84-5)
- 2-(4-Chlorobenzoyl)-3-[({[3-(trifluoromethyl)phenyl]methyl}sulfanyl)methyl]-1-benzofuran (CAS 400082-36-2)
- 4-(4-Chlorobenzoyl)-1-(2,4-dichlorobenzyl)-3-methyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 317822-45-0)
- 4-(4-Chlorobenzoyl)-1-(2,6-dichlorobenzyl)-3-methyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 317822-30-3)
- 4-(4-Chlorobenzoyl)-1-[(3,4-dichlorophenyl)methyl]-3-methyl-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 317822-29-0)
Recommended Standards
- 2-(5,7-Bis(trifluoromethyl)-1,8-naphthyridin-2-yl)-N-(4-chlorophenyl)-2-methylhydrazine-1-carboxamide (CAS 320417-46-7)
- N-(5-acetyl-1-(2,4-dichlorobenzyl)-6-methyl-2-oxo-1,2-dihydropyridin-3-yl)-3-chlorobenzamide (CAS 338775-01-2)
- 4-(Benzenesulfonyl)-5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-1H-pyrazole (CAS 318951-64-3)
- (E)-3-(2,3,4,5-Tetrabromophenyl)acrylic Acid (CAS 934358-00-6)
- (S)-tert-Butyl (4-(2-amino-N-methylpropanamido)cyclohexyl)carbamate (CAS 1354002-37-1)
- 3-chloro-2-(chloromethyl)pyridine (CAS 185315-53-1)
- 4-(((2,3-Dihydro-1H-inden-5-yl)oxy)methyl)piperidine hydrochloride (CAS 1185294-43-2)
- 1-(3-Hydroxypiperidin-1-yl)-2-phenoxyethan-1-one (CAS 1156589-06-8)
- N,N-dimethyl-4-(4-(trifluoromethyl)benzoyl)-1H-pyrrole-2-carboxamide (CAS 241147-00-2)
- 3-[(2-oxo-1,2,3,4-tetrahydroquinolin-1-yl)methyl]benzonitrile (CAS 1016882-19-1)
- Ethyl 4-Amino-3-bromobenzoate (CAS 7149-03-3)
- Sorafenib Impurity 4 (CAS 871555-75-8)
- (4-(4-Bromophenyl)-1H-pyrrol-3-yl)(3,4-dimethoxyphenyl)methanone (CAS 478031-38-8)
- Tirzepatide Impurity 19 X TFA Salt (CAS CATO-C4X-324019)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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