Total Synthesis of (±)-Cyclogalgravin and Its Dicarboxyl Analog Using Sc(OTf)3-mediated Highly Diastereoselective Ring Expansion of 1-(Arylhydroxymethyl)cyclopropanecarboxylates
Total Synthesis of (±)-Cyclogalgravin and Its Dicarboxyl Analog Using Sc(OTf)3-mediated Highly Diastereoselective Ring Expansion of 1-(Arylhydroxymethyl)cyclopropanecarboxylates