Department of Chemistry, University of Kalyani, Kalyani 741235, India
Abstract:
D:A-Friedoolean-25-ol (
) and 25-al (
) have been synthesised from D:A-friedoolean-7β -ol (
). Substituted tetrahydrofuran rings are opened up on treatment with lithium in ethylene-diamine to yield the corresponding saturated alcohols.