Regioselective synthesis of 6-halomethyl-5,6-dihydro-4H-1,2-oxazines based on cyclizations of arylalkenyl-oximes
作者:Vahuni Karapetyan、Satenik Mkrtchyan、Tung T. Dang、Alexander Villinger、Helmut Reinke、Peter Langer
DOI:10.1016/j.tet.2008.05.116
日期:2008.8
6-lodo- and 6-bromomethyl-5,6-dihydro-4H-1,2-oxazines were prepared by condensation of dilithiated acetophenone-oximes with allylbromide and subsequent regioselective iodine- or NBS-mediated cyclization. (C) 2008 Elsevier Ltd. All rights reserved.