Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 506721Generated: October 28, 2026

Sodium hydride → (R)-8-(1-Isopropyl-piperidin-4-yloxy)-4-methyl-2-(5-methyl-3-phenyl-isoxazol-4-ylmethyl)-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-one

https://huagongshe.com/reaction/506721

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium hydrideHCID 24758—
Reactant4-(Bromomethyl)-5-methyl-3-phenylisoxazoleHCID 2776147—
Reactant(R)-8-(1-isopropylpiperidin-4-yloxy)-4-methyl-3,4-dihydropyrazino[1,2-a]indol-1(2H)-oneHCID 16679612—
Product(R)-8-(1-Isopropyl-piperidin-4-yloxy)-4-methyl-2-(5-methyl-3-phenyl-isoxazol-4-ylmethyl)-3,4-dihydro-2H-pyrazino[1,2-a]indol-1-oneHCID 6846283171%

Reaction Steps

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 4-(bromomethyl)-5-methyl-3-phenylisoxazol, to give the desired product as a brown oil (71%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07786109B2
Source datasetuspto-grants-2010_08
ORD IDord-eda9d696a4d948959b92eee9d89567f2
Source noteuspto-grants-2010_08