Jean-Bernard Regnouf De Vains

Title: The Innovations of Jean-Bernard Regnouf De Vains

Introduction

Jean-Bernard Regnouf De Vains is a notable inventor based in Lyons, France. He has made significant contributions to the field of chemistry, particularly in the area of calixarene chemistry. His innovative work has led to the development of a unique process that enhances the synthesis of para sulfonated calixarenes.

Latest Patents

Jean-Bernard holds a patent for a process titled "Process for the dealkylating sulfonation of p-alkyl calixarenes." This patent describes a method for obtaining para sulfonated calixarenes in a one-step reaction. The process involves treating para blocked calixarenes with a sulfonating agent, such as concentrated sulfuric acid, to perform an ipso-electrophilic substitution. This innovation simplifies the synthesis of these important compounds.

Career Highlights

Throughout his career, Jean-Bernard has been associated with Transdiffusia S.A., where he has applied his expertise in chemical processes. His work has not only advanced the field of calixarene chemistry but has also contributed to the broader scientific community.

Collaborations

Jean-Bernard has collaborated with esteemed colleagues, including Roger Jp Lamartine and Philippe Choquard. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Jean-Bernard Regnouf De Vains is a distinguished inventor whose work in the field of chemistry has led to significant advancements. His patent for the dealkylating sulfonation of p-alkyl calixarenes exemplifies his innovative spirit and dedication to scientific progress.