Applications of catalyst with metal particles embedded in carbon nano-tubes in reaction for synthesizing cyclohexane through selective catalytic hydrogenation of benzene

The invention discloses applications of a catalyst with metal particles embedded in carbon nano-tubes in a reaction for synthesizing cyclohexane through selective catalytic hydrogenation of benzene. The catalyst comprises carbon nano-tubes, undoped carbon quantum dots and metal nanoparticles, wherein the carbon nano-tubes are single-walled or multi-walled carbon tubes with holes, the carbon quantum dots are loaded on the outer walls of the carbon nano-tubes, the metal nanoparticles are embedded in the inner walls of the carbon nano-tubes, the metal is one selected from palladium, platinum, gold, ruthenium, iridium, nickel and cobalt, the size of the carbon quantum dots is not greater than 10 nm, and in the carbon nano-tube loaded metal catalyst, the loading capacity of the carbon quantum dots is 0.5-8.0 wt%, and the loading capacity of metal is 0.1-10.0 wt%. According to the invention, with the application of the catalyst in the reaction for synthesizing cyclohexane through selective catalytic hydrogenation o