2-Trifluoromethylbenzenesulphonyl chloride → HCID 46203048, compound
Reaction equation
Cl.[CH3:2][O:3][C:4]1[CH:5]=[C:6]([C:12]2[C:13]([CH3:25])([CH3:24])[C:14](=[O:23])[N:15]([CH:17]3[CH2:22][CH2:21][NH:20][CH2:19][CH2:18]3)[N:16]=2)[CH:7]=[CH:8][C:9]=1[O:10][CH3:11].[F:26][C:27]([F:39])([F:38])[C:28]1[CH:33]=[CH:32][CH:31]=[CH:30][C:29]=1[S:34](Cl)(=[O:36])=[O:35]>>[CH3:2][O:3][C:4]1[CH:5]=[C:6]([C:12]2[C:13]([CH3:25])([CH3:24])[C:14](=[O:23])[N:15]([CH:17]3[CH2:22][CH2:21][N:20]([S:34]([C:29]4[CH:30]=[CH:31][CH:32]=[CH:33][C:28]=4[C:27]([F:26])([F:38])[F:39])(=[O:36])=[O:35])[CH2:19][CH2:18]3)[N:16]=2)[CH:7]=[CH:8][C:9]=1[O:10][CH3:11]Participants
3
Procedure
The title compound is prepared analogously as described for GP1 using 5-(3,4-dimethoxyphenyl)-4,4-dimethyl-2-(piperidin-4-yl)-2,4-dihydro-3H-pyrazol-3-one hydrochloride (compound B1*HCl) and 2-(trifluoromethyl)benzenesulfonyl chloride as starting compounds. The crude product is purified by crystallization from methanol to yield the title compound.
Workup
- customThe title compound is prepared analogously
- customThe crude product is purified by crystallization from methanol
Sources & evidence
- ORD record
- ord-04aef6da902d45f9a3cafaacdad986c9
- Source dataset
- uspto-grants-2016_05
- Patent number
- US09340522B2
Reaction notes
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