4-(3-(2,5-Difluorophenyl)-5,5-dimethyl-4-oxo-4,5-dihydrofuran-2-yl)benzenesulfonamide CAS 301693-32-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 301693-32-3 |
| Molecular Formula | C18H15F2NO4S |
| Molecular Weight | 379.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(3-(2,5-Difluorophenyl)-5,5-dimethyl-4-oxo-4,5-dihydrofuran-2-yl)benzenesulfonamide (CAS 301693-32-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H15F2NO4S. Molecular weight: 379.38 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H15F2NO4S |
| Molecular Weight | 379.38 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Difluorophenyl Standards
- 5-(1-((2,6-Difluorophenyl)sulfonyl)azetidin-3-yl)-3-(pyrimidin-2-yl)-1,2,4-oxadiazole (CAS 1323775-38-7)
- 4,4'-Bis(2,4-difluorophenyl)-2,2'-bipyridine (CAS 854049-21-1)
- 2-((4-((2,6-Difluorophenyl)sulfonamido)but-2-yn-1-yl)oxy)benzamide (CAS 1448130-78-6)
- N'-(2-(3,5-Difluorophenyl)-2-hydroxyacetyl)-2-ethyl-4-methoxy-3-methylbenzohydrazide (CAS 1181770-80-8)
- N-(3-((3,4-Difluorophenyl)amino)-3-oxo-1-phenylpropyl)benzamide (CAS 852304-07-5)
- 2-(3,4-Difluorophenyl)-4-hydroxy-5-(4-(methylsulfonyl)phenyl)pyridazin-3(2H)-one (CAS 221031-62-5)
- N-(2,4-Difluorophenyl)-2-((4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 618411-91-9)
- N-(3,4-Difluorophenyl)-2-((4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 565445-20-7)
Recommended Standards
- 3-(4-Methylpiperazine-1-carbonyl)-1-(4-(trifluoromethyl)benzyl)pyridin-2(1H)-one (CAS 338782-11-9)
- 4-(4-Methyl-5-(2-(trifluoromethyl)phenyl)-4H-1,2,4-triazol-3-yl)bicyclo[2.2.2]octane-1-carboxylic acid (CAS 935273-84-0)
- 2,2,2-Trifluoroethyl 6-(4-benzylpiperazin-1-yl)nicotinate (CAS 339011-45-9)
- (2S,3S)-2-((tert-Butoxycarbonyl)amino)-3-hydroxybutanoic acid (CAS 23082-30-6)
- Ethyl 2-[[cyano(p-tolyl)methyl]amino]acetate (CAS 1018554-67-0)
- Biuret-15N3 (CAS 287484-46-2)
- 4-(3,4-Dichlorophenoxy)aniline (CAS 67651-53-0)
- (S)-2-Octyloxirane (CAS 81623-66-7)
- 2-(4-(Hydroxymethyl)thiazol-2-yl)phenol (CAS 154037-50-0)
- Peptide 433 (CAS CATO-CPTD788433)
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