Substituted 1h - pyrido - angular clamp on 2,3 - b angular clamp, a bracket on 1,4 bracket to thiazine - 2 (3h) thiones and method for their preparation

摘要

1374322 Pyrido-thiazines ABBOTT LABORATORIES 22 Sept 1972 [4 Oct 1971] 44051/72 Heading C2C Novel compounds (II) where X is H, OH, SH, C 1 to C 6 alkyl, C 1 to C 3 alkoxy or halo and R is H, OH, C 1 to C 6 alkyl, C 1 to C 3 alkoxy or halo, are made by reacting corresponding oxo compounds with P 2 O 5 . Pharmaceutical preparations showing antisecretory activity and useful in treating peptic ulcers contain (II) as active ingredient. Administration may be orally.