Company Filing History:
Years Active: 1997-2001
Title: Franz Dietrich Klinger: Innovator in Pharmaceutical Chemistry
Introduction
Franz Dietrich Klinger is a notable inventor based in Griesheim, Germany. He has made significant contributions to the field of pharmaceutical chemistry, particularly through his innovative methods for synthesizing important compounds. With a total of 2 patents, Klinger has demonstrated his expertise and commitment to advancing chemical processes.
Latest Patents
Klinger's latest patents include a method for preparing L-phenylephrine hydrochloride. This invention relates to an improved process for preparing L-phenylephrine hydrochloride on an industrial scale by asymmetric hydrogenation as the key step. The process utilizes [Rh(COD)Cl] as a catalyst and a chiral, two-pronged phosphine ligand, specifically (2R,4R)-4-(dicyclohexylphosphino)-2-(diphenylphosphino-methyl)-N-methyl-aminocarbonyl-pyrrolidine, as the catalyst system. Another significant patent is a process for preparing sugar acetonides, such as 1,2:5,6-Di-O-isopropylidene-α-D-glucofuranose. This method involves reacting the corresponding sugar, for example, D-(+)-glucose, with acetone in the presence of a Lewis acid and a carboxylic acid derivative.
Career Highlights
Throughout his career, Klinger has worked with prominent companies in the pharmaceutical industry, including Boehringer Ingelheim Pharma KG and Boehringer Ingelheim KG. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Klinger has collaborated with notable colleagues such as Lienhard Wolter and Wolfgang Dietrich. These partnerships have further enriched his work and expanded the impact of his inventions.
Conclusion
Franz Dietrich Klinger is a distinguished inventor whose work in pharmaceutical chemistry has led to valuable innovations. His patents reflect a deep understanding of chemical processes and a commitment to improving industrial methods. Klinger’s contributions continue to influence the field and inspire future advancements.