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

HRID 1914217Notes

Reaction equation

HRID 1914217 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]=1

Participants

3

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

  1. customThe title compound is prepared analogously
  2. 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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