Fungal metabolites. III. The synthesis of a derivative of a 1,4-naphthoquinone fungal pigment

Abstract

The synthesis of 2-acetonyl-3-hydroxy-5,7-dimethoxy-1,4-naphthoquinone, the 5-methoxy derivative of a pigment obtained from Cylindrocarpon sp. C.M.I. 127996, is described.