Pingsheng Zhang

Title: Pingsheng Zhang: Innovator in Pharmaceutical Chemistry

Introduction

Pingsheng Zhang is a notable inventor based in Florence, SC (US). He has made significant contributions to the field of pharmaceutical chemistry, holding a total of 7 patents. His work focuses on innovative methods for synthesizing compounds that have important applications in medicine.

Latest Patents

One of Zhang's latest patents is a process for the manufacture of SNAC (salcaprozate sodium). This patent discloses improved methods for synthesizing N-(8-[2-hydroxybenzoyl]-amino) caprylic acid. The invention highlights certain compounds that are useful for preventing the formation of a colored impurity during ester hydrolysis reactions. Conducting these reactions under anaerobic conditions has also been found to minimize color impurity formation. Another significant patent involves methods for preparing 5-[2-[7-(trifluoromethyl)-5-[4-(trifluoromethyl)phenyl]pyrazolo[1,5-a]pyrimidin-3-yl]ethynyl]-2-pyridinamine, which is useful for treating depression and other CNS disorders. These methods are designed for large-scale production in manufacturing facilities.

Career Highlights

Throughout his career, Pingsheng Zhang has worked with prominent companies in the pharmaceutical industry, including Hoffmann-La Roche Inc. and Emisphere Technologies, Inc. His experience in these organizations has contributed to his expertise in drug development and synthesis.

Collaborations

Zhang has collaborated with several professionals in his field, including Miall Cedilote and Zhiming Dong. These collaborations have likely enhanced his research and development efforts.

Conclusion

Pingsheng Zhang is a distinguished inventor whose work in pharmaceutical chemistry has led to valuable innovations. His patents reflect a commitment to improving drug synthesis processes, which can have a significant impact on the treatment of various medical conditions.