A synthesis of (+)-milbemycin β<sub>3</sub>. The 3,4-dihydro-2H-pyran approach
作者:Clive Yeates、Stephen D. A. Street、Philip Kocienski、Simon F. Campbell
DOI:10.1039/c39850001388
日期:——
Nucleophilic scission of oxirane (8) by vinyl alanate (4) and oxirane (11) by metallated 3,4-dihydro-2H-pyran (15) were key steps in the synthesis of (+)-milbemycin β3(1).