This work, entitled "La déshydrogénation oxydante du propane en propène sur le système Bi-P-V-O massique et supporté" (Oxidative dehydrogenation of propane to propene on a mass-supported Bi-P-V-O system), was carried out in collaboration between the LCCA Laboratory of Coordination and Analytical Chemistry, Faculty of Science, Chouaib Doukkali University, El Jadida, and the LACCO Laboratory of Catalysis in Organic Chemistry, POITIERS.It is composed of five chapters as follows:o Chapter 1: A bibliographical study of the propane oxydehydrogenation reaction.o Chapter 2: Description of the experimental techniques used to characterize the catalysts prepared.o Chapter 3: Preparations, characterizations and reactivities of BiP1-xVxO4 bulk catalysts.o Chapter 4: Oxidative dehydrogenation of propane on titanium-supported catalysts.o Chapter 5: oxidative dehydrogenation of propane on silica-supported catalysts.