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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 493589Generated: October 29, 2026

2-Oxo-1-(1-benzylpiperidin-4-yl)-2,3-dihydro-1H-imidazo[4,5-b]pyrazine → HCID 22293278, compound

https://huagongshe.com/reaction/493589

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Oxo-1-(1-benzylpiperidin-4-yl)-2,3-dihydro-1H-imidazo[4,5-b]pyrazineHCID 22293263—
ReactantHCID 178418361HCID 178418361—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
ProductHCID 22293278HCID 22293278124.4%

Reaction Steps

2-Oxo-1-(1-benzylpiperidin-4-yl)-2,3-dihydro-1H-imidazo[4,5-b]pyrazine (1.7 g, 5.5 mmol) was dissolved in methanol (100 mL) and hydrogenated over 20% palladium on carbon (0.5 g) at 55 psi hydrogen overnight. The catalyst was filtered and solvent evaporated to give the title compound (1.5 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07534784B2
Source datasetuspto-grants-2009_05
ORD IDord-5ec62642417847faac837989e6d58541
Source noteuspto-grants-2009_05