Novel diamino isothiazote-1-oxides and -1,1-dioxides having the formulae:
and
are disclosed wherein:
R is e.g. hydrogen, loweralkyl;
p is 1 or 2;
n is 0 or 1;
m is 2 to 4;
X is oxygen, sulfur or methylene;
R2 is e.g. hydrogen, halogen or loweralkyl;
R3 and R4 are e.g. independently hydrogen or loweralkyl; and
Ⓐ is phenylene or a 5- or 6-membered heterocycle containing one to three heteroatoms selected from oxygen, sulfur or nitrogen, which may optionally have a benzo ring fused thereon; and, a substituted 5-membered heterocycle wherein the substituents are loweralkyl, loweralkoxy, carbonyl, halo, carbamoyl, substituted carbamoyl;
provided that when Ⓐ in Formulae la and Ib above is a 5-membered heterocycle, or a benzo fused 5-membered heterocycle containing one heteroatom, n is 1; and, the physiologically acceptable salts and N-oxides thereof. Processes for preparing such compounds are also disclosed. The compounds are useful for suppressing gastric acid secretions in mammals.
新颖的二
氨基
异噻唑-1-
氧化物和-1,1-二
氧化物,其
化学式为
和
公开了其中的
R是
氢、低级烷基;
p 是 1 或 2
n 是 0 或 1
m 是 2 至 4;
X 是
氧、
硫或亚
甲基;
R2 是
氢、卤素或低级烷基;
R3 和 R4 独立地为
氢或低级烷基;以及
Ⓐ 是亚
苯基或含有一至三个选自
氧、
硫或
氮的杂原子的 5 或 6 元杂环,其上可任选熔合一个
苯环;以及取代的 5 元杂环,其中的取代基是低级烷基、低级烷
氧基、羰基、卤素、
氨基甲酰基、取代的
氨基甲酰基;
但当上述式 la 和 Ib 中的Ⓐ为五元杂环或含有一个杂原子的
苯并融合五元杂环时,n 为 1;以及其生理上可接受的盐和 N-
氧化物。还公开了制备此类化合物的工艺。这些化合物可用于抑制哺乳动物的胃酸分泌。