Thienopyrimidines
 Thienopyrimidine compounds are disclosed as inhibitors of the H.sup.+ K.sup.+ ATPase enzyme useful in the treatment of gastric acid secretion. A compound of the invention is 2-(2-methylphenylamino)-4-(N-methylphenylamino)thieno[3,2-d]pyrimidine. 
SmithKline Beecham Intercredit B.V.
C
C07D
inventional
Colin A. Robert J. Thomas H.
Leach Ife Brown