The present invention is a supported catalyst comprising an aluminum oxide support which is mainly sintered, and an active phase comprising nickel, nickel content, with 5 to 65% by weight of the element relative to the total weight of the catalyst There, the active phase is free of group VIB metals, the diameter of the nickel particles is at 20nm or less, mesopores median diameter of the catalyst is at 14nm or more, mesopore volume measured by mercury porosimetry is and at 0.45 mL / g or more, the total pore volume measured by mercury porosimetry is at 0.45 mL / g or more, macropore volume is less than 5% of the total pore volume, the catalyst, 0 in the form of particles having an average diameter of .5～10Mm, a catalyst. The present invention also relates to the use of the catalyst in the preparation and hydrogenation process of the catalyst.