Synthesis of 1, 4-Bis3-N-propionyl-2-aryl-1, 3, 4- oxadiazoline-5-ylphenylenes

摘要

1, 4-Bis[3-N-propionyl-2-aryl-1, 3, 4-oxadiazoline-5-yl]phenylenes 4 were synthesized by cyclization of corresponding hydrazones 3 with propionic anhydride.