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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 133205Generated: October 25, 2026

Homoserine lactone hydrobromide → 3-(N'-(3,5-Difluorophenylacetyl)-L-alaninyl)-amino-gamma-butyrolactone

https://huagongshe.com/reaction/133205

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHomoserine lactone hydrobromideHCID 73508—
Reactant(2S)-2-[[2-(3,5-difluorophenyl)acetyl]amino]propanoic acidHCID 12135350—
Product3-(N'-(3,5-Difluorophenylacetyl)-L-alaninyl)-amino-gamma-butyrolactoneHCID 86584967—

Reaction Steps

Following General Procedure A above using N-(3,5-difluorophenylacetyl)-L-alanine (Example B) and α-amino-γ-butyrolactone hydrobromide (Aldrich), the title compound was prepared as a solid having a melting point of 174-177° C. The reaction was monitored by tlc on silica gel (Rf=0.52 in 10% methanol/dichloromethane) and purification was by silica gel chromatography.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07390801B2
Source datasetuspto-grants-2008_06
ORD IDord-3aca18a5c57c423aa71f27a9dc84e959
Source noteuspto-grants-2008_06