%0 Journal Article
%T A NEW COPPER-CATALYZED PATHWAY TO BENZO AND PYRIDYL FUSED IMIDAZO-, TRIAZOLO- AND PYRIMIDO-THIAZINES Eine neue Kupfer-katalysierten Weg zu Benzo und Pyridyl FUSED IMIDAZO-, TRIAZOLO-UND Pyrimido-Thiazine
%A Edgars Abele
%A Tatjana Beresneva
%A Sergey Belyakov
%A Juris Popelis
%A Kira Rubina
%J Heterocyclic Letters
%D 2012
%I Raman Publications
%R march 8, 2012.
%X A simple one flask method for the selective preparation of benzo and pyridyl fused imidazo[2,1-b][1,3]thiazines, [1,2,4]triazolo[5,1-b][1,3]thiazines, and pyrimido[2,1- b][1,3]thiazin-6-ones from corresponding thiols and o-halobenzyl bromides or 2-bromo-3- chloromethylpyridine in the system solid KOH / CuI / TBAB / DMF has been developed.
%K copper catalysis
%K imidazo[2
%K 1-b][1
%K 3]thiazines
%K [1
%K 2
%K 4]triazolo[5
%K 1-b][1
%K 3]thiazines
%K and pyrimido[2
%K 1-b][1
%K 3]thiazin-6-ones
%U http://heteroletters.org/issue6/7.html