MANGANESE-MEDIATED ALLYL ADDITION TO ENOLIZABLE ALDEHYDE AND KETONES. AN APPROACH FOR INTRODUCTION OF ACETONYL SIDE CHAIN AT C(9) OF ANTHRACYCLINE ANTIBIOTICS
作者:Tamejiro Hiyama、Miwa Sawahara、Yukari Kusano
DOI:10.1246/cl.1985.611
日期:1985.5.5
Allyladdition to enolizable aldehyde and ketones is achieved efficiently with manganese reagents generated by the reaction of allyl bromide with MnCl2–LiAlH4 or Mn powder. The Wacker oxidation of the β-tetralone adducts gives an acetonyl moiety typical to an anti-tumor antibiotic, feudomycin.