150536-51-9Relevant academic research and scientific papers
Ring-Closure Reaction of N-Arylthiomethylaroylamides to 1,3-Benzothiazines
Szabo, Janos,Bani-Akoto, Ernest,Dombi, Gyoergy,Guenther, Gabor,Bernath, Gabor,Fodor, Lajos
, p. 1321 - 1324 (2007/10/02)
N-Arylthiomethylaroylamides substituted with an electron-donating group in the meta position undergo two-directional cyclization in the presence of phosphorus oxychloride to give both positional isomers of the 4H-1,3-benzothiazine derivative.The structure
