Sodium hydride → [6-bromo-1-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-5-(1-isopropyl-piperidin-4-yloxy)-1H-indol-2-yl]-(4-cyclopropanesulfonyl-piperazin-1-yl)-methanone

HRID 1786463Notes

Reaction equation

HRID 1786463 reaction equation
[Br:1][C:2]1[CH:10]=[C:9]2[C:5]([CH:6]=[C:7]([C:11]([N:13]3[CH2:18][CH2:17][N:16]([S:19]([CH:22]4[CH2:24][CH2:23]4)(=[O:21])=[O:20])[CH2:15][CH2:14]3)=[O:12])[NH:8]2)=[CH:4][C:3]=1[O:25][CH:26]1[CH2:31][CH2:30][N:29]([CH:32]([CH3:34])[CH3:33])[CH2:28][CH2:27]1.[H-].[Na+].Br[CH2:38][CH2:39][O:40][Si:41]([C:44]([CH3:47])([CH3:46])[CH3:45])([CH3:43])[CH3:42]>CN(C)C=O>[Br:1][C:2]1[CH:10]=[C:9]2[C:5]([CH:6]=[C:7]([C:11]([N:13]3[CH2:14][CH2:15][N:16]([S:19]([CH:22]4[CH2:24][CH2:23]4)(=[O:20])=[O:21])[CH2:17][CH2:18]3)=[O:12])[N:8]2[CH2:38][CH2:39][O:40][Si:41]([C:44]([CH3:47])([CH3:46])[CH3:45])([CH3:43])[CH3:42])=[CH:4][C:3]=1[O:25][CH:26]1[CH2:31][CH2:30][N:29]([CH:32]([CH3:34])[CH3:33])[CH2:28][CH2:27]1

Participants

5

Reactant 3

HCID 24758Sodium hydrideHCID 3608067(2-Bromoethoxy)-tert-butyldimethylsilaneHCID 68566781[6-Bromo-5-(1-isopropyl-piperidin-4-yloxy)-1H-indol-2-yl]-(4-cyclopropanesulfonyl-piperazin-1-yl)-methanone

Product 1

HCID 68566693[6-bromo-1-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-5-(1-isopropyl-piperidin-4-yloxy)-1H-indol-2-yl]-(4-cyclopropanesulfonyl-piperazin-1-yl)-methanoneYield 36%

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Procedure

The title compound was prepared in analogy to example 12, from [6-bromo-5-(1-isopropyl-piperidin-4-yloxy)-1H-indol-2-yl]-(4-cyclopropanesulfonyl-piperazin-1-yl)-methanone (example 17), sodium hydride and (2-bromoethoxy)-tert-butyldimethylsilane in N,N-dimethylformamide, to afford the title compound as a colourless foam (36%).

Sources & evidence

ORD record
ord-900d663f816341dd876527062f41434b
Source dataset
uspto-grants-2009_03
Patent number
US07507736B2

Reaction notes

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