NEOVASIPYRONES AND NEOVASIFURANONES: FOUR NEW METABOLITES RELATED TO NEOVASININ, A PHYTOTOXIN OF THE FUNGUS, NEOCOSMOSPORA VASINFECTA
Four new mwtabolites, neovasipyrones A and B and neovasifuranones A and B, were isolated from the phytopathogenic fungus Neocosmospora vasinfecta NHL2298, and their structures were elucodated by spectroscopic methods.The absolute stereochemistry of the ne