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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 506653Generated: November 3, 2026

Potassium Iodide → (R)-4-Methyl-8-(3-piperidin-1-yl-propoxy)-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-one

https://huagongshe.com/reaction/506653

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium IodideHCID 4875—
ReactantPiperidineHCID 8082—
ReactantPotassium CarbonateHCID 11430—
Reactant(R)-8-(3-chloro-propoxy)-4-methyl-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-oneHCID 68465710—
Product(R)-4-Methyl-8-(3-piperidin-1-yl-propoxy)-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-oneHCID 1667961371%

Reaction Steps

The title compound was synthesized in analogy to example 2, from (R)-8-(3-chloro-propoxy)-4-methyl-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-one, piperidine (commercially available), potassium carbonate and potassium iodide, to give the desired product as a light yellow solid (71%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07786109B2
Source datasetuspto-grants-2010_08
ORD IDord-67e37e7ef82a4b0b8b74afe0114fa50d
Source noteuspto-grants-2010_08