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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.
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.