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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2105385Generated: October 31, 2026

Sodium hydride → 8-(1-Isopropyl-piperidin-4-yloxy)-2-(3-methoxy-benzyl)-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-one

https://huagongshe.com/reaction/2105385

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium hydrideHCID 24758—
Reactant3-Methoxybenzyl chlorideHCID 69994—
Reactant8-(1-isopropylpiperidin-4-yloxy)-3,4-dihydropyrazino[1,2-a]indol-1(2H)-oneHCID 16679518—
Product8-(1-Isopropyl-piperidin-4-yloxy)-2-(3-methoxy-benzyl)-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-oneHCID 1667851274%

Reaction Steps

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 3-methoxybenzyl chloride, to give the desired product as a white solid (74%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07579351B2
Source datasetuspto-grants-2009_08
ORD IDord-133b62351f2644e2a734893fc2814374
Source noteuspto-grants-2009_08