Copper(I)-BINOL Catalyzed Domino Synthesis of 1,4-Benzoxathiines through ?(????)-O Bond Formation
Korupalli, Chiranjeevi;Dandapat, Arpan;Prasad, D. J. C.;Sekar, Govindasamy;Korupalli, Chiranjeevi;Dandapat, Arpan;Prasad, D. J. C.;Sekar, Govindasamy;
organic chemistry international2011Vol. 2011
180
chiranjeevi2011copperibinolorganic
Abstract
1,4-benzoxathiine moieties can be synthesized by domino SN2 ring opening of epoxide with o-halothiophenols followed by the copper(I)-BINOL catalyzed Ullmann-type coupling cyclization (intramolecular C(aryl)-O bond formation) with moderate to good yields.