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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 341760Generated: November 1, 2026

Benzaldehyde → DL-beta-Phenylalanine

https://huagongshe.com/reaction/341760

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzaldehydeHCID 240—
ReactantMalonic AcidHCID 867—
ReactantAmmonium AcetateHCID 517165—
SolventEthanolHCID 702—
ProductDL-beta-PhenylalanineHCID 69189—

Reaction Steps

A suspension of 100 g of benzaldehyde, 94 g of malonic acid, 109 g of ammonium acetate in 300 cm3 of ethanol, is brought to boiling point in a nitrogen atmosphere, under vigorous stirring. The suspension is mantained under the above conditions for about eight hours.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05856311
Source datasetuspto-grants-1999_01
ORD IDord-66fb23c058584097a0d7ac31bac82c6e
Source noteuspto-grants-1999_01