One-pot synthesis of ferrocene-containing 1,3,4-oxadiazole derivatives from N-isocyaniminotriphenylphosphorane (Ph3PNNC), cyclic ketones and ferrocene carboxylic acid Journal title: Eurasian Chemical Communications Authors: Mona Ashtary, Ali Ramazani, Morteza Rouhani Subject(s): Chemistry, Multidisciplinary, Chemistry, Organic