Photocatalytic Markovnikov-type addition and cyclization of terminal alkynes leading to 4-sulfonyl quinoline-2(1<i>H</i>)-ones
Yu-Lin Zhai, Hui Zhou, Qingquan Liu, Bo-Rong Leng, Zixian Zhang, Jia-Zhuo Li, De‐Cai Wang, Yi‐Long Zhu
Abstract
A novel and convenient photocatalytic cyclization of terminal alkynes for the construction of 4-sulfonylquinoline-2(1 H )-ones by radical Markovnikov addition/6-endo-trig cyclization/selective C(O)–CF 3 bond cleavage was disclosed.
Topics & Concepts
Markovnikov's ruleSulfonylChemistrySulfinic acidPhotocatalysisAlkylQuinolineMedicinal chemistryCombinatorial chemistryOrganic chemistryCatalysisRegioselectivitySulfur-Based Synthesis TechniquesCatalytic C–H Functionalization MethodsRadical Photochemical Reactions