picoline

Picoline is the by-product in the preparation of diphenylamine with aniline.

甲啶是胺连续缩合合胺的副产物。

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甲啶为原料,在固定床反应器中通过含氧钒的催剂发生气固相接触氨氧反应制备雷米封中间体4啶,4甲啶的转率为99%,4啶的选择性为88%,收率为87。