Company Filing History:
Years Active: 1978
Title: The Innovations of Donald E. Dickson
Introduction
Donald E. Dickson is a notable inventor based in Chicago, IL (US). He has made significant contributions to the field of chemistry, particularly in the development of new compounds and processes. With a total of 2 patents, his work has had a meaningful impact on various applications.
Latest Patents
One of his latest patents is for 8-Methoxypsoralen. This compound is prepared in six steps from pyrogallol, which includes the hydrogenation of 6,7-dihydroxy-2,3-dihydrobenzofuran and the dehydrogenation of 2,3-dihydroxanthotoxin. Improvements in these two steps have led to a marked overall increase in yield. Another significant patent is for the process of making omega-chloro-2,3,4-trihydroxyacetophenone. This process also involves six steps from pyrogallol, including the condensation of pyrogallol with a two-fold excess of chloroacetic acid with boron trifluoride, hydrogenation of 6,7-dihydroxy-2,3-dihydrobenzofuran, and dehydrogenation of 2,3-dihydroxanthotoxin. Improvements in these three steps have similarly resulted in a marked overall increase in yield.
Career Highlights
Donald E. Dickson is associated with Thomas C. Elder, Inc., where he continues to innovate and develop new chemical processes. His work has been instrumental in advancing the field and enhancing the efficiency of chemical production.
Collaborations
He has collaborated with Louis J. Glunz, contributing to the development of innovative solutions in their field.
Conclusion
Donald E. Dickson's contributions to chemistry through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the industry and pave the way for future innovations.