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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 322646Generated: October 27, 2026

4-Phenylbutyric Acid → N-(4phenylbutanoyl)-L-alanine iso-butyl ester

https://huagongshe.com/reaction/322646

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Phenylbutyric AcidHCID 4775—
Reactant2-Methylpropyl (2S)-2-aminopropanoate hydrochlorideHCID 86584981—
ProductN-(4phenylbutanoyl)-L-alanine iso-butyl esterHCID 15481769—

Reaction Steps

Following General Procedure B′ and using 4-phenylbutanoic acid (Aldrich) and L-alanine iso-butyl ester hydrochloride (from Example B′ above), the title compound was prepared as an oil. The reaction was monitored by tlc on silica gel and purification was by extraction with Et2O followed by washes with aqueous K2CO3 and aqueous HCl.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06211235B1
Source datasetuspto-grants-2001_04
ORD IDord-97b26207d6ce44fbb5d1ea4e131bb8c9
Source noteuspto-grants-2001_04