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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2395871Generated: October 25, 2026

Sodium Carbonate → 1-(1-Amidinopiperid-4-yl)-4-methoxy-3-[4-(2-methoxycarbonyl-ethyl)-phenyl]-3-pyrrolin-2-one

https://huagongshe.com/reaction/2395871

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium CarbonateHCID 10340—
ReactantS-Ethylisothiuronium bromideHCID 200213—
Reactant4-Methoxy-3-[4-(2-methoxycarbonyl-ethyl)phenyl]-1-(piperid-4-yl)-3-pyrrolin-2-oneHCID 18991077—
SolventDimethylformamideHCID 6228—
Product1-(1-Amidinopiperid-4-yl)-4-methoxy-3-[4-(2-methoxycarbonyl-ethyl)-phenyl]-3-pyrrolin-2-oneHCID 18990969—

Reaction Steps

Prepared from 4-methoxy-3-[4-(2-methoxycarbonyl-ethyl)phenyl]-1-(piperid-4-yl)-3-pyrrolin-2-one and S-ethylisothiourea-hydrobromide by heating to 100° C. for 4 hours in dimethylformamide in the presence of sodium carbonate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05489693
Source datasetuspto-grants-1996_02
ORD IDord-b180c54d30eb42378152ac5ff62c5ac9
Source noteuspto-grants-1996_02