ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,274, issued on April 7, was assigned to Maruzen Petrochemical Co. Ltd. (Tokyo).
"Method for manufacturing alkenyl phosphorus compound" was invented by Yuta Saga (Ichihara, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "[Problem]To provide an alkenyl phosphorus compound.[Means to Solve the Problem]The method for manufacturing an alkenyl phosphorus compound according to the present invention is a method in which a specific phosphorus compound and a specific alkynyl compound are reacted in the presence of a transition metal complex and a Lewis acid, thereby giving an alkenyl phosphorus compound."
The patent was filed on Nov. 26, 2020, under Appl...