Visible-Light-Promoted Formation of C-C and C-P Bonds Derived from Evolution of Bromoalkynes under Additive-Free Conditions:Synthesis of 1,1-Dibromo-1-en-3-ynes and Alkynylphosphine Oxides

查看全文 作　　者：Hailong [1]Xu;Rui [1]Chen;Hongjie [1]Ruan;Ruyi [1]Ye;Ling-Guo [1]Meng 机构地区：[1]Key Laboratory of Green and Precise Synthetic Chemistry and Applications,Ministry of Education,School of Chemistry and Materials Science,Huaibei Normal University,Huaibei,Anhui,235000 China 出　　处：《Chinese Journal of Chemistry》索引2021年第39卷第4期,共6页 基　　金：We gratefully acknowledge the Natural Science Foundation of Educational Committee of Anhui Province(Nos.KJ2020A0045,KJ2020B01);the Scientific Research Project of Anhui Provincial Education Department(No.KJ2015TD002)for financial support of this work. 摘　　要：Main observation and conclusion The controllable achievement of C-C and C-P bond formations is developed via visible-light-promoted bromoalkyne dimerization or its further transformation with secondary phosphine oxides.The 1,1-dibromo-1-en-3-ynes are formed when bromoalkyne is exposed to visible-light.While alkynylphosphine oxides are generated when bromoalkynes are mixed with secondary phosphine oxides. 关 键 词：VISIBLE-LIGHT C-C bond C-P bond Bromoalkynes 1,1-Bibromo-1-en-3-ynes