Wulf Kühnle

Title: Wulf Kühnle: Innovator in Fluoroalkyl Chemistry

Introduction

Wulf Kühnle is a notable inventor based in Kö'ln, Germany. He has made significant contributions to the field of chemistry, particularly in the preparation of poly(fluoroalkyl)acetophenones. With a total of 2 patents to his name, Kühnle's work showcases his expertise and innovative approach to chemical processes.

Latest Patents

Kühnle's latest patents include a process for the preparation of poly(fluoroalkyl)acetophenones. This method involves the preparation of acetophenones that are di- or polysubstituted by fluoroalkyl groups on the aromatic ring. The process utilizes fluoroalkylanilines and acetaldoxime, creating a diazonium salt mixture that reacts under specific conditions. The reaction occurs in the presence of halide ions and a strong acid, followed by heating the mixture to a temperature range of 70 to 160°C. Another patent focuses on a method for preparing acetophenones with a fluoralkyl-substituted aromatic nucleus. This environmentally friendly approach also employs fluoroalkylanilines and acetaldoxime, reacting them in the presence of copper compounds without buffer salts or reducing agents.

Career Highlights

Kühnle is associated with Bayer Aktiengesellschaft, a leading global company in the pharmaceutical and life sciences sector. His work at Bayer has allowed him to explore innovative chemical processes and contribute to advancements in the field.

Collaborations

Some of Kühnle's notable coworkers include Thomas Höpfner and Albrecht Marhold. Their collaboration has likely fostered a productive environment for research and development in their respective projects.

Conclusion

Wulf Kühnle's contributions to the field of chemistry, particularly in the preparation of fluoroalkyl-substituted compounds, highlight his innovative spirit and dedication to advancing chemical processes. His patents reflect a commitment to environmentally friendly methods and effective solutions in the industry.