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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1253494Generated: October 26, 2026

Chloride → L-Proline, ethyl ester

https://huagongshe.com/reaction/1253494

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChlorideHCID 312—
ReactantEthanolHCID 702—
ReactantL-ProlineHCID 145742—
ProductL-Proline, ethyl esterHCID 79888—

Reaction Conditions

Temperature70 °C

Reaction Steps

Into a 500 ml 3-necked roundbottom flask, was placed a solution of proline (20.0 g, 174. mmol) in EtOH (100 ml). To the above was added thinyl chloride (40 ml). The resulting solution was heated to 70° C., with stirring, for 12 hours. The mixture was concentrated by evaporation. To afford ethyl prolinate that was used without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08455477B2
Source datasetuspto-grants-2013_06
ORD IDord-3e0e149d45424cc48db96ba50c681e26
Source noteuspto-grants-2013_06