中间发生的

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甲基原料,在固定床反应器中通过含氧化钒的催化剂发生气固相接触氨氧化反应制备雷封中间体4氰基,4甲基的转化率99%,4氰基的选择88%,收率87。