John R Fritch

Title: An Insight into Inventor John R. Fritch

Introduction

John R. Fritch is an accomplished inventor based in Corpus Christi, Texas, known for his significant contributions to the field of chemistry, particularly in the development of pharmaceutical compounds. With a portfolio of ten patents, Fritch has pioneered innovative methods that enhance the synthesis and purity of important chemical derivatives used in various applications.

Latest Patents

Among Fritch's recent inventions is the patent for a "Process for preparing pyridine and quinoline derivatives." This method pertains to creating substituted and unsubstituted N-hydroxy-2-aminobutane diacid derivatives, which can subsequently be dehydrated to yield 2-aminobut-2-ene dioic acid derivatives, ultimately transforming into pyridine and quinoline derivatives. Additionally, he holds a patent for the "Selective precipitation of α-aryl carboxylic acid salts," which describes a process to produce S(+)-ibuprofen or R(-)-ibuprofen L-lysinate salt through selective precipitation from an enantiomeric mixture of ibuprofen and L-lysine. This inventive process allows the isolation of ibuprofen enantiomers in a more efficient manner.

Career Highlights

Throughout his career, John R. Fritch has collaborated with notable companies, most prominently Hoechst Celanese Corporation. His work has not only emphasized innovation in chemical processes but also advanced the pharmaceutical industry by streamlining the production of essential medications.

Collaborations

Fritch has worked alongside esteemed colleagues such as Apurba Bhattacharya and Carl David Murphy. These collaborations have contributed to the development of cutting-edge techniques and the successful realization of various patents in his portfolio.

Conclusion

John R. Fritch's innovative spirit and dedication to advancing chemical methodologies have made him a noteworthy figure in the field of invention. His contributions continue to impact the pharmaceutical industry positively, underscoring the importance of innovation in developing new and effective chemical compounds.