Isobutyric Acid → 1-(4-(4-(6-fluoro-1-(phenylsulfonyl)-1H-indol-3-yl)-1H-pyrazol-1-yl)piperidin-1-yl)-2-methylpropan-1-one

HRID 2274835Notes

Reaction equation

HRID 2274835 reaction equation
Cl.[F:2][C:3]1[CH:11]=[C:10]2[C:6]([C:7]([C:21]3[CH:22]=[N:23][N:24]([CH:26]4[CH2:31][CH2:30][NH:29][CH2:28][CH2:27]4)[CH:25]=3)=[CH:8][N:9]2[S:12]([C:15]2[CH:20]=[CH:19][CH:18]=[CH:17][CH:16]=2)(=[O:14])=[O:13])=[CH:5][CH:4]=1.[C:32](O)(=[O:36])[CH:33]([CH3:35])[CH3:34]>CN(C=O)C>[F:2][C:3]1[CH:11]=[C:10]2[C:6]([C:7]([C:21]3[CH:22]=[N:23][N:24]([CH:26]4[CH2:31][CH2:30][N:29]([C:32](=[O:36])[CH:33]([CH3:35])[CH3:34])[CH2:28][CH2:27]4)[CH:25]=3)=[CH:8][N:9]2[S:12]([C:15]2[CH:16]=[CH:17][CH:18]=[CH:19][CH:20]=2)(=[O:13])=[O:14])=[CH:5][CH:4]=1

Participants

4

Reactant 2

HCID 6590Isobutyric AcidHCID 1180603056-fluoro-1-(phenylsulfonyl)-3-(1-(piperidin-4-yl)-1H-pyrazol-4-yl)-1H-indole hydrochloride2×

Product 1

HCID 1180604411-(4-(4-(6-fluoro-1-(phenylsulfonyl)-1H-indol-3-yl)-1H-pyrazol-1-yl)piperidin-1-yl)-2-methylpropan-1-oneYield 94.9%

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Procedure

Following the general method as outlined in Example 83, starting from 6-fluoro-1-(phenylsulfonyl)-3-(1-(piperidin-4-yl)-1H-pyrazol-4-yl)-1H-indole hydrochloride (Intermediate 17; 271 mg; 0.59 mmol) and isobutyric acid (104 mg; 1.18 mmol) in DMF (15 mL), 277 mg (90%) of the title compound was obtained as a yellow oil after purification by a silica gel chromatography (DCM/MeOH=20/1).

Sources & evidence

ORD record
ord-a6e1256ea81e4ef586436e5ae4ef9946
Source dataset
uspto-grants-2015_09
Patent number
US09126984B2

Reaction notes

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