6,7-Difluoro-1-methyl-3-(m-tolylsulfonyl)quinolin-4(1H)-one CAS 1326894-33-0
| CAS No. | 1326894-33-0 |
| Molecular Formula | C17H13F2NO3S |
| Molecular Weight | 349.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 6,7-Difluoro-1-methyl-3-(m-tolylsulfonyl)quinolin-4(1H)-one (C17H13F2NO3S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 349.35 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
6,7-Difluoro-1-methyl-3-(m-tolylsulfonyl)quinolin-4(1H)-one (CAS 1326894-33-0) is a high-purity analytical reference standard with the molecular formula C17H13F2NO3S and a molecular weight of 349.35 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 6,7-Difluoro-1-methyl-3-(m-tolylsulfonyl)quinolin-4(1H)-one 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 | C17H13F2NO3S |
| Molecular Weight | 349.35 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Difluoro Standards
- Butyl 6,8-difluoro-4-(piperazin-1-yl)quinoline-2-carboxylate (CAS 1951444-46-4)
- 2,2-Difluoro-2-(4-fluorophenoxy)-N-[3-(trifluoromethyl)phenyl]acetamide (CAS 338792-39-5)
- 2,2-Difluoro-N-(2-fluorophenyl)-2-(3-(trifluoromethyl)phenoxy)acetamide (CAS 338792-22-6)
- 2,2-Difluoro-N-(4-fluorophenyl)-2-[3-(trifluoromethyl)phenoxy]acetamide (CAS 338792-00-0)
- 1,3-Difluoro-2-(2-methoxy-5-nitrophenoxy)-5-(trifluoromethyl)benzene (CAS 2244087-66-7)
- 1,3-Difluoro-2-(4-methoxy-2-nitrophenoxy)-5-(trifluoromethyl)benzene (CAS 2244085-13-8)
- 2-(5,6-Difluoro-4-(methoxymethoxy)naphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2621935-28-0)
- 2-(7,8-Difluoro-3-(methoxymethoxy)naphthalen-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2621935-35-9)
Recommended Standards
- 3-((3,4-Dimethylphenyl)sulfonyl)-6,7-difluoroquinolin-4(1H)-one (CAS 1326806-71-6)
- 2-(((tert-Butyldimethylsilyl)oxy)methyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1351378-73-8)
- 3-(3,5-Dimethylbenzenesulfonyl)-6,7-difluoro-1,4-dihydroquinolin-4-one (CAS 1325305-11-0)
- (3S,4R)-1-Benzyl-4-(4-(trifluoromethyl)phenyl)pyrrolidine-3-carboxylic acid (CAS 1394827-69-0)
- 2-[(Butan-2-yl)amino]-N-(2,3-dimethylphenyl)acetamide (CAS 900640-55-3)
- Ethyl 2-(triphenyl-phosphoranylidene)butanoate (CAS 22592-13-8)
- (S)-3-Amino-3-(1H-indol-3-yl)propanoic acid (CAS 329013-06-1)
- 3,3-Dimethylcyclobutane-1-carboxylic acid (CAS 34970-18-8)
- (1R)-1-[4-(2-Methylpropyl)phenyl]ethan-1-ol (CAS 130007-66-8)
- (R)-1-((R)-3-Methoxypyrrolidin-1-yl)propan-2-ol (CAS 2158298-27-0)
- 2,2-Difluoro-1-methylcyclopropanamine Hydrochloride (CAS 128230-76-2)
- 3-(bromomethyl)benzofuran (CAS 38281-49-1)
- (1H-Pyrazolo[4,3-b]pyridin-6-yl)methanol (CAS 1934501-30-0)
- Semaglutide Impurity 10 (CAS CATO-C4X-222610)
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