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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 983198Generated: October 29, 2026

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

https://huagongshe.com/reaction/983198

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 numberUS06861558B2
Source datasetuspto-grants-2005_03
ORD IDord-41ac7927e3d745be91e3f03517796c66
Source noteuspto-grants-2005_03