Structural revision and synthesis of LL-D253α: a chromanone metabolite of Phoma pigmentivora
Abstract
LL-D253α, a chromanone metabolite of phoma pigmentivora, has been shown by analysis of the 1H-coupled 13C n.m.r. spectrum and synthesis to be 7-hydroxy-8-(2-hydroxyethyl)-5-methoxy-2-methylchromanone.