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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 963844Generated: October 27, 2026

Ethyl 3-bromopropionate → Ethyl 3-(cyclopropylamino)propanoate

https://huagongshe.com/reaction/963844

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 3-bromopropionateHCID 68320—
ReactantCyclopropylamineHCID 69828—
SolventTolueneHCID 1140—
ProductEthyl 3-(cyclopropylamino)propanoateHCID 13456042—

Reaction Steps

14.0 ml of ethyl 3-bromopropionate are added to a solution of 15.4 ml of cyclopropylamine in 100 ml of toluene and the reaction mixture is heated to 90° for 3 hours. Subsequently, the precipitated salt is filtered and the filtrate is distilled. There are obtained 9.5 g of N-cyclopropyl-β-alanine ethyl ester, Fab-MS: 157 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05763604
Source datasetuspto-grants-1998_06
ORD IDord-dac2e179b3db46c9bcfa592204c73265
Source noteuspto-grants-1998_06