Modular synthesis and transition metal-free alkynylation/alkenylation of Castagnoli–Cushman-derived N,O- and N,S-heterocyclic vinyl chlorides

Timothy K. Beng, Abdikani Omar Farah, Victoria Shearer
2020 RSC Advances  
A functional group-tolerant and transition metal-free coupling of novel N,O- and N,S-heterocyclic vinyl chlorides, which affords fully carbosubstituted dihydro-1,4-oxazines/thiazines as well as bicyclic morpholines, is described.
doi:10.1039/d0ra06619b fatcat:76akxehkgjh75icxsybiggj2bi