An efficient Perkin synthesis of 13 C-labelled cinnamic acids from acetic acid as the source of the rare isotope.
Dominik LenzBenjamin KoeppePeter M TolstoyHans-Heinrich LimbachPublished in: Journal of labelled compounds & radiopharmaceuticals (2020)
A variation of the Perkin reaction using a nonenolizable anhydride as the condensation agent allows for the effective conversion of valuable carboxylic acids to the corresponding cinnamates.
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