Sequential directed ortho metalation reactions. A synthesis ofanthramycin.
作者:J.N. Reed、V. Snieckus
DOI:10.1016/s0040-4039(01)81611-7
日期:1984.1
pyrrolo[1,4]benzodiazepine 2 (R = ME), a key intermediate in the synthesis of anthramycin (1), has been prepared via a new approach involving two sequential directed ortho metalationreactions (4) and a previously unreported isatoic anhydride construction (8 → 9).