Starting from (S)-2, 2-dimethyl-l, 3-dioxolane-4-ethanal, all four Stereoisomers of 16-heptadecene-1, 2, 4-triol were synthesized. In comparison with synthetic products, the naturally occurring antibacterial triol in the avocado fruit was determined as (2R, 4R)-16-heptadecene-1, 2, 4-triol.
