作者:Shen, Jiaxuan、Chen, Meijun、Li, Jincan、Chen, Yimin
DOI:10.1002/adsc.202400322
日期:——
conditions. UV‐vis absorption spectroscopy studies and NMR titration experiments indicate that the formation of an EDA complex between 4‐alkyl‐DHPs and 4‐cyanopyridines. Primary, secondary, and tertiary C(sp3)‐centered radicals were formed by homolytic cleavage of 4‐alkyl‐DHPs. Gram‐scale synthesis and late‐stage functionalization of medicinally relevant molecules showed the synthetic potential of our methodology
可见光诱导的烯烃双官能化是构建复杂分子的强大策略。在此,我们公开了在温和且无光敏剂的条件下烯烃的三组分1,2-烷基吡啶化。紫外可见吸收光谱研究和核磁共振滴定实验表明,4-烷基-DHP 和 4-氰基吡啶之间形成了 EDA 络合物。伯、仲和叔 C(sp3) 中心自由基是通过 4-烷基-DHP 均裂形成的。医学相关分子的克级合成和后期功能化显示了我们方法的合成潜力。