Process for alkoxycarbonylation of ethylenically unsaturated compounds using benzene-based diphosphine ligands and aluminium triflate.

Process for alkoxycarbonylation of ethylenically unsaturated compounds using benzene-based diphosphine ligands and aluminium triflate.

Process for alkoxycarbonylation of ethylenically unsaturated compounds using benzene-based diphosphine ligands and aluminium triflate.

Process for the double alkoxycarbonylation of dienes.

Process for the double alkoxycarbonylation of dienes.

Process for the double alkoxycarbonylation of dienes.

Process for the double alkoxycarbonylation of dienes as one-pot synthesis.

Process for the double alkoxycarbonylation of dienes as one-pot synthesis.

Process for the double alkoxycarbonylation of dienes as one-pot synthesis.

The present invention provides a method for producing a bifunctional compound having a norbornane skeleton, the method comprising a step of hydroformylating a compound having an olefin with carbon monoxide and hydrogen, wherein the molar ratio of the carbon monoxide to the hydrogen during the reaction is 55/45 or more and 95/5 or less in the hydroformylating step.