An Efficient Route to Skipped Diynes and Triynes, (Z,Z) Dienes and (Z,Z,Z) Trienes.
An efficient route to skipped diynes or triynes, (1Z,4Z) dienes or (1Z,4Z,7Z) trienes is described and illustrated by the synthesis of methyl 5Z,8Z,11Z eicosatrienoate.