8-Quinolinesulfonyl chloride → 5-(3,4-Dimethoxyphenyl)-4,4-dimethyl-2-[1-(quinolin-8-ylsulfonyl)piperidin-4-yl]-2,4-dihydro-3H-pyrazol-3-one

HRID 524139

Reaction equation

HRID 524139 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].[N:26]1[C:35]2[C:30](=[CH:31][CH:32]=[CH:33][C:34]=2[S:36](Cl)(=[O:38])=[O:37])[CH:29]=[CH:28][CH:27]=1>>[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:36]([C:34]4[CH:33]=[CH:32][CH:31]=[C:30]5[C:35]=4[N:26]=[CH:27][CH:28]=[CH:29]5)(=[O:37])=[O:38])[CH2:19][CH2:18]3)[N:16]=2)[CH:7]=[CH:8][C:9]=1[O:10][CH3:11]

Participants

3

Reactant 2

HCID 292208-Quinolinesulfonyl chlorideHCID 666164065-(3,4-dimethoxyphenyl)-4,4-dimethyl-2-piperidin-4-yl-2,4-dihydro-3H-pyrazol-3-one hydrochloride2×

Product 1

HCID 462020645-(3,4-Dimethoxyphenyl)-4,4-dimethyl-2-[1-(quinolin-8-ylsulfonyl)piperidin-4-yl]-2,4-dihydro-3H-pyrazol-3-one

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 quinoline-8-sulfonyl 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-4969b166039c4a9a895fce92694f43b1
Source dataset
uspto-grants-2016_05
Patent number
US09340522B2

Linked notes

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