Studies on the Syntheses of Spiro-dienone Compounds. VI. A New Synthesis of dl-Pronuciferine.

Abstract

dl-Pronuciferine has been synthesized via photochemical cyclization of 8-bromo-1, 2, 3, 4-tetrahydro-6, 7-dimethoxy-1-(4-hydroxybenzyl)-2-methylisoquinoline.