Cyanopyridine,intermediate of rimifon, was synthesized from 4-picoline using vanadium oxide as a catalyst in a fixed-bed reactor, reached 99% conversion of 4-picoline, 88% selectivity and 87.
以4甲基吡啶为原料,在固定床反

通过含氧化钒的
化剂发生气固相

氧化反
制备雷米封
间体4氰基吡啶,4甲基吡啶的转化率为99%,4氰基吡啶的选择性为88%,收率为87。

家庭万用亲子英文



下,在亚利桑那州图森市南部、里奥里科外,距离图森和墨西哥边境


