Sodium hydride → HCID 16678833, compound

HRID 2105406Notes

Reaction equation

HRID 2105406 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[C@H:20]([CH3:25])[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[CH2:29][C:30]1[CH:34]=[C:33]([CH3:35])[O:32][N:31]=1>>[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[C@H:20]([CH3:25])[CH2:21][N:22]([CH2:29][C:30]5[CH:34]=[C:33]([CH3:35])[O:32][N:31]=5)[C:23](=[O:24])[C:15]4=[CH:14][C:13]=3[CH:12]=2)[CH2:6][CH2:5]1)([CH3:3])[CH3:2]

Participants

4

Reactant 3

HCID 24758Sodium hydrideHCID 27763043-(Bromomethyl)-5-methylisoxazoleHCID 16679612(R)-8-(1-isopropylpiperidin-4-yloxy)-4-methyl-3,4-dihydropyrazino[1,2-a]indol-1(2H)-one

Product 1

HCID 16678833HCID 16678833, compoundYield 76%

Procedure

The title compound was synthesized in analogy to example 17, from (R)-8-(1-isopropyl-piperidin-4-yloxy)-4-methyl-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-one (example 8), sodium hydride and 3-(bromomethyl)-5-methylisoxazole, to give the desired product as a yellow oil (76%).

Sources & evidence

ORD record
ord-477a98b275c945909c314f1f6054a89e
Source dataset
uspto-grants-2009_08
Patent number
US07579351B2

Reaction notes

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