[2+2]-Photocycloaddition of <i>N</i>-Benzylmaleimide to Alkenes As an Approach to Functional 3-Azabicyclo[3.2.0]heptanes
作者:Yevhen A. Skalenko、Tetiana V. Druzhenko、Aleksandr V. Denisenko、Maryna V. Samoilenko、Oleksandr P. Dacenko、Serhii A. Trofymchuk、Oleksandr O. Grygorenko、Andrey A. Tolmachev、Pavel K. Mykhailiuk
DOI:10.1021/acs.joc.8b00077
日期:2018.6.15
A one-step synthesis of functionalized 3-azabicyclo[3.2.0]heptanes by [2+2]-photochemical intermolecular cycloaddition of N-benzylmaleimide to alkenes was elaborated. The obtained compounds were easily transformed into the bi- and tricyclic analogues of piperidine, morpholine, piperazine, and GABA, which are advanced building blocks for drug discovery.
阐述了通过N-苄基马来酰亚胺的[2 + 2]-光化学分子间环加成反应一步合成官能化的3-氮杂双环[3.2.0]庚烷的方法。获得的化合物易于转化为哌啶,吗啉,哌嗪和GABA的双环和三环类似物,这是药物发现的高级基础。