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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2223736Generated: October 30, 2026

4-Benzyl-1-(2-benzyloxycarbonylamino-ethyl)-piperidine-4-carboxylic acid ethyl ester → 1-(2-Amino-ethyl)-4-benzyl-piperidine-4-carboxylic acid ethyl ester

https://huagongshe.com/reaction/2223736

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Benzyl-1-(2-benzyloxycarbonylamino-ethyl)-piperidine-4-carboxylic acid ethyl esterHCID 59715929—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
Product1-(2-Amino-ethyl)-4-benzyl-piperidine-4-carboxylic acid ethyl esterHCID 59715921—

Reaction Steps

4-Benzyl-1-(2-benzyloxycarbonylamino-ethyl)-piperidine-4-carboxylic acid ethyl ester (4.25 g, 10 mmol) is dissolved in MeOH (100 mL) and Pd—C (10%, 0.5 g) is added. The mixture is hydrogenated (7 bar, 20° C.) for 2 h. The catalyst is filtered off and the solvent evaporated to provide the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07375227B2
Source datasetuspto-grants-2008_05
ORD IDord-d3307facc4024665979fe6b8c5f62789
Source noteuspto-grants-2008_05