▎ 摘　　要

NOVELTY - Preparation of phosphorus-doped porous graphene, involves (i) mixing templating agent with dispersion containing organic carbon and phosphorus source to obtain a mixed solution, and then removing the solvent in the mixed solution to obtain a precursor mixture, (ii) calcining the precursor mixture at 200-700 degrees C for 2-5 hours, and obtaining a mixture of the templating agent and the phosphorus-doped porous graphene, and (iii) removing the templating agent in the mixture of templating agent and phosphorus-doped porous graphene by pickling to obtain phosphorus-doped porous graphene. USE - Preparation of phosphorus-doped porous graphene used for catalyzing benzylamine by oxidation reaction (claimed). ADVANTAGE - The direct synthesis of phosphorus-doped porous graphene is achieved rapidly and conveniently by a one step synthesis process. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following: (1) phosphorus-doped porous graphene prepared by using the preparation method of phosphorus-doped porous graphene; and (2) method of catalyzing benzylamine by oxidation reaction with phosphorus-doped porous graphene or mixture of templating agent and phosphorus-doped porous graphene as catalyst, which involves mixing the phosphorus-doped porous graphene or mixture of the templating agent and phosphorus-doped porous graphene as catalyst with benzylamine, reacting in the presence of oxidants to obtain N-benzenetetramine.