糠醛 、
4-氯-N-羟基-2-甲基苯基脒 在
哌啶 SiO2 、 heptanes ethyl acetate 作用下,
反应 4.0h,
以to give the 3-(4-chloro-2-methylphenyl)-5-(furan-2-yl)-4,5-dihydro-1,2,4-oxadiazole product (95 mg) with a yield of 18%的产率得到3-(4-chloro-2-methylphenyl)-5-(furan-2-yl)-4,5-dihydro-1,2,4-oxadiazole