| abstract |
Process for the catalytic hydrogenation of organic compounds, with the exception of nitrobenzenes which are substituted by halogen, aliphatic sulfonyl or haloalkyl groups, in homogeneous or heterogeneous phase by means of a hydrogenation catalyst with the addition of a promoter, characterized in that the promoter is an ester of the oxyacids of the tri-or pentavalent phosphorus or a neutralized aqueous solution of said oxygen acids of phosphorus. |