Conjugate addition to chromones: Synthesis of substituted 4-chromanones
作者:Timothy W. Wallace
DOI:10.1016/s0040-4039(01)81422-2
日期:1984.1
Chromones activated by carbonyl substituents at C-3 are transformed into the corresponding 2-methyl 4-chromanones by treating with lithium dimethylcuprate