Compound, with hypoglycaemic activity, having formula (II) or a pharmaceutically acceptable quaternary ammonium or acid addition salt thereof:
wherein R1 and R2 are substituents attached to any of the carbon atoms of the dihydropyridine ring and represent hydrogen, C1-6 alkyl, halogen, carbo-C1-6 alkoxy or
R2 represents hydrogen, C1-6 alkyl, phenyl or benzyl;
R4 represents hydrogen or C1-6 alkyl;
R= represents C1-6 alkyl, phenyl optionally substituted with up to 3 groups selected from halogen, C1-6 alkyl, and C1-6 alkoxy; or benzyl optionally substituted with up to 3 groups selected from halogen, C1-6 alkyl and C1-6 alkoxy; or R4 and R5 together represent the remaining members of a 5- or 6-
具有降血糖活性的化合物,具有式(II)或其药学上可接受的季
铵盐或酸加成盐:
其中 R1 和 R2 是连接到
二氢吡啶环的任一碳原子上的取代基,代表氢、C1-6 烷基、卤素、碳-C1-6 烷氧基,或
R2 代表氢、C1-6 烷基、苯基或苄基;
R4 代表氢或 C1-6 烷基;
R= 代表 C1-6 烷基、任选被最多 3 个选自卤素、C1-6 烷基和 C1-6 烷氧基的基团取代的苯基;或任选被最多 3 个选自卤素、C1-6 烷基和 C1-6 烷氧基的基团取代的苄基;或 R4 和 R5 共同代表 5- 或 6- 烷氧基环的其余成员。