Synthesis of Polysubstituted, Functionalized Quinolines through a Metal-Free Domino Process Involving a C4–C3 Functional Group Rearrangement
摘要:
4-Alkyl-1,2,3,4-tetrahydroquinolines bearing a 4-vinyl unit ending in an electron-withdrawing group were efficiently transformed into polysubstituted, C-3-functionalized quinolines upon heating in refluxing o-dichlorobenzene, in a domino reaction involving an unusual C-4-C-3 functional group rearrangement.