摘要
碳酸氢铵、醛和1,3-二羰基化合物于70℃无溶剂条件下缩合以86~97%的产率得到1,4-二氢吡啶.
One-pot condensation of 1,3-dicarbonyl compounds with a range of aldehydes in the presence of ammonium bicarbonate was carried out under solvent-free condition at 70℃ to afford 1,4-dihydropyridines in 86%-97% yields.
出处
《有机化学》
SCIE
CAS
CSCD
北大核心
2005年第8期930-933,共4页
Chinese Journal of Organic Chemistry