3-Methylbenzenesulphonyl chloride → 5-[3-(Benzyloxy)-4-methoxyphenyl]-4,4-dimethyl-2-{1-[(3-methylphenyl)sulfonyl]piperidin-4-yl}-2,4-dihydro-3H-pyrazol-3-one
Reaction equation
Cl.[CH2:2]([O:9][C:10]1[CH:11]=[C:12]([C:18]2[C:19]([CH3:31])([CH3:30])[C:20](=[O:29])[N:21]([CH:23]3[CH2:28][CH2:27][NH:26][CH2:25][CH2:24]3)[N:22]=2)[CH:13]=[CH:14][C:15]=1[O:16][CH3:17])[C:3]1[CH:8]=[CH:7][CH:6]=[CH:5][CH:4]=1.[CH3:32][C:33]1[CH:34]=[C:35]([S:39](Cl)(=[O:41])=[O:40])[CH:36]=[CH:37][CH:38]=1>>[CH2:2]([O:9][C:10]1[CH:11]=[C:12]([C:18]2[C:19]([CH3:31])([CH3:30])[C:20](=[O:29])[N:21]([CH:23]3[CH2:24][CH2:25][N:26]([S:39]([C:35]4[CH:36]=[CH:37][CH:38]=[C:33]([CH3:32])[CH:34]=4)(=[O:41])=[O:40])[CH2:27][CH2:28]3)[N:22]=2)[CH:13]=[CH:14][C:15]=1[O:16][CH3:17])[C:3]1[CH:4]=[CH:5][CH:6]=[CH:7][CH:8]=1Participants
3
Reactant 2
Product 1
Procedure
The title compound is prepared analogously as described for GP1 using 5-[3-(benzyloxy)-4-methoxyphenyl]-4,4-dimethyl-2-(piperidin-4-yl)-2,4-dihydro-3H-pyrazol-3-one hydrochloride (compound B4*HCl) and 3-methylbenzenesulfonyl 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-de85a41eaac640e89b6a64bdd0d3277c
- Source dataset
- uspto-grants-2013_12
- Patent number
- US08609848B2
Reaction notes
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