The invention relates to new pyridine derivatives of the formula (I)
wherein
R1 and R2 independently represent hydrogen, halogen, trihalomethyl, alkyl having from one to 4 carbon atoms or alkoxy having from one to 4 carbon atoms, and acid addition and quaternary ammonium salts thereof.
According to another aspect of the invention there are provided processes for the preparation of these compounds.
The compounds of the formula (I) are pharmacologically active. In particular, they inhibit the microsomal monooxigenase enzyme system of the liver. Pharmaceutical compositions containing them as active ingredient are also within the scope of the invention.
本发明涉及式(I)的新
吡啶衍生物,其中 R1 和 R2 独立地代表氢、卤素、三卤甲基、具有 1 至 4 个碳原子的烷基或具有 1 至 4 个碳原子的烷氧基,以及它们的酸加成盐和季
铵盐。 根据本发明的另一方面,提供了制备这些化合物的工艺。 式(I)化合物具有药理活性,特别是它们能抑制肝脏微粒体单氧化酶系统。 含有它们作为活性成分的药物组合物也属于本发明的范围。