Synfacts, Table of Contents Synfacts 2020; 16(12): 1409DOI: 10.1055/s-0040-1719487 Synthesis of Heterocycles Asymmetric Synthesis of Spiro-Benzofurans and Fused Benzopyrans Contributor(s): Victor Snieckus , Alexander Kreft , Mark A. Reed , Donald F. Weaver Recommend Article Abstract Buy Article Key words Key words ortho-quinone methides - benzofurans - benzopyrans - asymmetric synthesis - spiro compounds Full Text