Enantioselective Synthesis and Photoracemization Studies of (+)-2-Cyclopropyl-7,8-dimethoxy-2- chromene-5-carboxylic Acid Methyl Ester, an Advanced Intermediate of a Dihydrofolate Reductase Inhibitor.
作者信息
Wipf Peter, Weiner Warren S
机构信息
Department of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania 15260.