Diversity-Oriented Synthesis of Furo[3,2-c]coumarins and Benzofuranyl Chromenones through Chemoselective Acylation/Wittig Reaction.

Diversity-Oriented Synthesis of Furo[3,2-c]coumarins and Benzofuranyl Chromenones through Chemoselective Acylation/Wittig Reaction.