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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 411458Generated: October 27, 2026

Benzenepropanoyl chloride → N-(3-phenylpropionyl)-D,L-alanine Isobutyl Ester

https://huagongshe.com/reaction/411458

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzenepropanoyl chlorideHCID 64801—
Reactant2-Methylpropyl 2-aminopropanoate hydrochlorideHCID 86200109—
ProductN-(3-phenylpropionyl)-D,L-alanine Isobutyl EsterHCID 15480461—

Reaction Steps

Following General Procedure BA above and using 3-phenylpropionyl chloride (Aldrich) and D,L-alanine iso-butyl ester hydrochloride (from Example BB above), the title compound was prepared as a solid having a melting point of from 51-54° C. 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 numberUS06559141B2
Source datasetuspto-grants-2003_05
ORD IDord-d67ff70c34c949448ea6b844b7392692
Source noteuspto-grants-2003_05