Preparation of a number of 1, 3, -4 oxadiazole compounds derived from -2 hydroxide lipidine

Substituted 1,3,4-oxadiazol are well known to have biological activities ,and to have important uses in the medicin ,agriculturel and industrial .Several compounds of this groups were synthesized from 2-hydroxy lepidine derivatives.The structure of the new compounds were established on bases of spectral and physical data.