Syntheses of S-Enantiomers of Hanishin,Longamide B, and Longamide B MethylEster from l-Aspartic Acid β-Methyl Ester:Establishment of Absolute Stereochemistry
Total syntheses of enantiopure hanishin, longamide B, andlongamide B methyl ester are described. Absolute configurations of these natural products have been established.