Sodium hydride → HCID 68464869, compound

HRID 2105397Notes

Reaction equation

HRID 2105397 reaction equation
[CH:1]([N:4]1[CH2:9][CH2:8][CH:7]([O:10][C:11]2[CH:19]=[CH:18][C:17]3[N:16]4[CH2:20][CH2:21][NH:22][C:23](=[O:24])[C:15]4=[CH:14][C:13]=3[CH:12]=2)[CH2:6][CH2:5]1)([CH3:3])[CH3:2].[H-].[Na+].Br[CH2:28][CH2:29][O:30][Si:31]([C:34]([CH3:37])([CH3:36])[CH3:35])([CH3:33])[CH3:32]>>[C:34]([Si:31]([CH3:33])([CH3:32])[O:30][CH2:29][CH2:28][N:22]1[CH2:21][CH2:20][N:16]2[C:17]3[CH:18]=[CH:19][C:11]([O:10][CH:7]4[CH2:8][CH2:9][N:4]([CH:1]([CH3:3])[CH3:2])[CH2:5][CH2:6]4)=[CH:12][C:13]=3[CH:14]=[C:15]2[C:23]1=[O:24])([CH3:37])([CH3:36])[CH3:35]

Participants

4

Reactant 3

HCID 24758Sodium hydrideHCID 3608067(2-Bromoethoxy)-tert-butyldimethylsilaneHCID 166795188-(1-isopropylpiperidin-4-yloxy)-3,4-dihydropyrazino[1,2-a]indol-1(2H)-one

Product 1

HCID 68464869HCID 68464869, compoundYield 52%

Procedure

The title compound was synthesized in analogy to example 17, from 8-(1-isopropyl-piperidin-4-yloxy)-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-one (example 1), sodium hydride and (2-bromoethoxy)-tert-butyldimethylsilane, to give the desired product as a white solid (52%).

Sources & evidence

ORD record
ord-ce94ef29baaf4f69a9bac49e613c2056
Source dataset
uspto-grants-2009_08
Patent number
US07579351B2

Reaction notes

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