Cyclopentenopyridine(3) in yield of 65% was synthesized from acrolein,cyclopentanone and NH3 by heterogeneous catalysis reaction through a fixed bed reactor.

• 以丙烯醛和环戊酮为原料,用固定床多相催化法合成了2,3-环戊烯并吡啶,收率65%25(以环戊酮质量计算),含量高于50%25。