1-(4-Chlorophenyl)-3-((4-fluorophenyl)sulfonyl)propan-1-one CAS 477334-20-6
| CAS No. | 477334-20-6 |
| Molecular Formula | C15H12ClFO3S |
| Molecular Weight | 326.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-(4-Chlorophenyl)-3-((4-fluorophenyl)sulfonyl)propan-1-one.
1-(4-Chlorophenyl)-3-((4-fluorophenyl)sulfonyl)propan-1-one (CAS 477334-20-6), molecular formula C15H12ClFO3S and molecular weight 326.77 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H12ClFO3S, 1-(4-Chlorophenyl)-3-((4-fluorophenyl)sulfonyl)propan-1-one contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 326.77 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C15H12ClFO3S |
| Molecular Weight | 326.77 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 3-((4-Chlorophenyl)sulfonyl)-1-(4-fluorophenyl)propan-1-one (CAS 868255-93-0)
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- 3-(3-(4-Chlorophenyl)-1-phenyl-1H-pyrazol-4-yl)propanoic acid (CAS 108446-79-3)
- Methyl 3-(4-Chlorophenyl)-1-m-tolyl-1H-pyrazole-5-carboxylate (CAS 1202031-50-2)
- Methyl 5-(4-chlorophenyl)-1-(4-methylphenyl)-1H-pyrazole-3-carboxylate (CAS 158941-37-8)
- (2E)-1-[3-(4-Chlorophenyl)-2,1-benzoxazol-5-yl]-3-(dimethylamino)prop-2-en-1-one (CAS 337920-27-1)
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Recommended Standards
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- n-(4-Chloro-3-nitrophenyl)-2-((1-methyl-1h-imidazol-2-yl)thio)acetamide (CAS 306730-71-2)
- 3-Iodo-3-methylbenzophenone (CAS 951887-36-8)
- Cholesterylamine (CAS 2126-93-4)
- Tert-butyl 7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-azaspiro[4.4]Nonane-2-carboxylate (CAS 2304631-27-2)
- 1-(2-Bromo-3-(difluoromethoxy)phenyl)propan-1-one (CAS 1261511-09-4)
- 2-(3-Methoxyphenyl)cyclopropan-1-amine (CAS 1157140-61-8)
- 2-(6,8-Dibromoquinolin-2-yl)thiazole (CAS 861210-81-3)
- Nicorandil impurity 64 (CAS CATO-C4X-190764)
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- 2-Phenylfuran-3-carboxylic acid (CAS 57697-76-4)
- [α-Glu](Sidechain trans-position)-Liraglutide (CAS CATO-C4X-199240)
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