申请人:Carlo Erba S.p.A.
公开号:US04002750A1
公开(公告)日:1977-01-11
Compounds of the formula (I) ##STR1## are disclosed, wherein at least one of R.sup.1, R.sup.2 and R.sup.3 is C.sub.1.sub.-6 alkyl and the others are hydrogen atoms; R.sup.4 is hydroxy or C.sub.1.sub.-6 alkoxy, or a salt of the compound wherein R.sup.4 is hydroxy with a pharmaceutically acceptable base. A typical compound is, for example, 2-carboxy-5-methylpyrazine 4-oxide. These compounds exhibit hypoglycaomic and hypolipaomic activity.
公式(I)##STR1##的化合物已被披露,其中至少有一个R.sup.1、R.sup.2和R.sup.3是C.sub.1.sub.-6烷基,其他是氢原子;R.sup.4是羟基或C.sub.1.sub.-6烷氧基,或者是化合物的盐,其中R.sup.4是羟基,与药用上可接受的碱。一个典型的化合物是,例如,2-羧基-5-甲基吡嗪-4-氧化物。这些化合物表现出降糖和降脂活性。