▎ 摘　　要

NOVELTY - Catalyst, comprises graphene wrapped iron carbide fixed internally with carbon nanotube. USE - The catalyst is useful for nitrile compound hydrogenation to form amine compound (claimed). ADVANTAGE - The catalyst comprises easily available low cost raw materials; has is simple preparation; is easy to reproduce; has high activity; can be repeatedly used; has high stability; is suitable for industrial application for hydrogenation of nitrile compound to form amine compound. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: (1) preparation of the catalyst, comprising (a) taking glucose, melamine, anhydrous ferric trichloride and distillated water, grinding, uniformly mixing, controlling the mass ratio of glucose, melamine and anhydrous ferric trichloride to be 1:1:1, the mass of distillated water is 1-2 times of glucose, drying the mixture at 80 degrees C for 12 hours to obtain brown solid, (b) grinding to powder, transferring into a high temperature tubular furnace, rising the temperature to 700-800 degrees C, maintaining for 4 hours to obtain black solid, (c) cooling to room temperature, transferring into a glass beaker, washing with 10% hydrochloric acid (10-20 times) for 6 hours, and purging with nitrogen and (d) washing with hydrochloric acid, filtering via micro-porous filter film, washing with distilled water to neutral, vacuum drying at 50 degrees C for 10 hours to obtain graphene wrapped iron carbide fixed internally with carbon nanotube; and (2) preparation of amine compound by nitrile compound hydrogenation, comprising (i) dispersing the catalyst in anhydrous ethanol solvent, adding reaction raw material, controlling the reaction raw material and catalyst mass ratio to be 10:1-1:1, and the mass ratio of anhydrous ethanol and reaction raw material to be 200:1-50:1, (ii) filling into a hydrogenation reactor, at a 20 atmospheric pressure, rising the temperature to 60-200 degrees C and stirring to react for 2-40 hours and (iii) cooling the reaction kettle to room temperature, centrifugally separating the solid catalyst, subjecting the reaction liquid to distillation separation to obtain a product having a purity of more than 90%.