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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1264822Generated: October 31, 2026

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

https://huagongshe.com/reaction/1264822

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 BB and using 4-phenylbutanoic acid (Aldrich) and L-alanine iso-butyl ester hydrochloride (from Example BB 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 numberUS06544978B2
Source datasetuspto-grants-2003_04
ORD IDord-81a31ee41d3b4d46a76d98aadd728521
Source noteuspto-grants-2003_04