Tetrahedron Letters p. 93 - 96 (1987)
Update date:2022-08-11
Topics:
Ragoussis, Nikitas
Condensation of aliphatic aldehydes with a three molar excess of malonic acid and 0.001 mole piperidinium acetate in refluxing xylene, with continuous removal of the water formed, gave almost exclusively (E)-3-alkenoic acids, in good yield (60-85percent) and of high stereochemical purity (95-99percent).
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Doi:10.1021/acs.orglett.7b00745
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