Arnold D Harley

Title: Arnold D. Harley: Innovator in Selective Gas Phase Chlorination

Introduction

Arnold D. Harley is a notable inventor based in Baton Rouge, Louisiana. He has made significant contributions to the field of chemistry, particularly in the area of selective gas phase chlorination. His work has implications for the production of important chemical intermediates used in agriculture.

Latest Patents

Arnold D. Harley holds a patent for the selective gas phase chlorination of polychlorinated .beta.-picolines to produce 2,3,5,6-Tetrachloropyridine and 2,3-dichloro-5-(trichloromethyl)pyridine. This innovative process involves selectively chlorinating polychlorinated .beta.-picolines in the vapor phase at temperatures between about 250°C and 450°C. The reaction occurs in the presence of specific Lewis acid halide catalysts on an inorganic support. Notably, the gamma position on the pyridine ring is usually not chlorinated in the starting material or reaction products. These compounds serve as useful intermediates for the production of insecticides and herbicides.

Career Highlights

Arnold D. Harley is associated with Dowelanco, a company that focuses on agricultural chemicals. His work at Dowelanco has allowed him to apply his innovative ideas in a practical setting, contributing to advancements in chemical processes.

Collaborations

Arnold has collaborated with notable colleagues such as Clark P. Allphin and Michael A. DesJardin. These collaborations have likely enriched his research and development efforts, fostering a productive environment for innovation.

Conclusion

Arnold D. Harley's contributions to the field of chemistry, particularly through his patent on selective gas phase chlorination, highlight his role as an innovator. His work not only advances scientific understanding but also has practical applications in agriculture.