Jean-Pierre Ledouble

Title: Innovations of Jean-Pierre Ledouble

Introduction

Jean-Pierre Ledouble is a notable inventor based in Rosenau, France. He has made significant contributions to the field of chemistry, particularly in the development of insecticidal compounds. With a total of 3 patents to his name, Ledouble's work has had a considerable impact on agricultural practices.

Latest Patents

One of his latest patents is a process for the production of O,O-dialkylphosphorodithioates. This innovative process involves reacting an equimolar mixture of a specific piperidine and a free O,O-dialkyldithiophosphoric acid, in the presence of an acid binding agent, with chloroacetylchloride. Another significant patent describes a method for producing bis-[0-(1-alkylthioethylimino)-N-methylcarbamyl]-N,N'-sulfides. This process utilizes a 0-(1-alkylthioethylimino)-N-methylcarbamate in the presence of a base, with sulfur dichloride or sulfur monochloride, to create compounds that possess insecticidal properties, particularly effective against pests of cotton plants.

Career Highlights

Jean-Pierre Ledouble is associated with Ciba-Geigy Corporation, a company known for its advancements in agricultural and chemical products. His work has contributed to the development of effective pest control solutions, enhancing crop protection and agricultural productivity.

Collaborations

Ledouble has collaborated with notable coworkers such as Klaus Muller and Markus Tschopp. Their combined expertise has fostered innovation in the field of chemistry and pest control.

Conclusion

Jean-Pierre Ledouble's contributions to the field of chemistry through his patents and collaborations have made a significant impact on agricultural practices. His innovative processes continue to influence pest control methods, showcasing the importance of research and development in this area.