PROCESS FOR THE PREPARATION OF ALDEHYDES

摘要

1. A process for preparing aldehydes by the reaction of alphatic olefins having 2 to 12 carbon atoms with carbon monoxide in liquid phase in the presence of water, rhodium in metallic form or as a compound and the water-soluble salt of a sulfonated or carboxylated triaryl phosphine, characterised in that 0.5 to 4.0% by volume carbon dioxide, related to the total gas mixture, is added to the mixture of carbon monoxide and hydrogen.