Abstract
Aliphatic bisenals (1a~n), ω-hydroxydienals (2a~n), ω-hydroxy-2-alkenals (3a~d), vinylketones (4a, b), an enon-enal (4c) and three geometric isomers of aliphatic bisenones (5a~g) were synthesized in order to study the relationship between the structure and microbicidal activity.