Company Filing History:
2 out of 4 
2 out of 4 Years Active: 2021-2022
Title: Fei Zhang: Innovator in Pharmaceutical Chemistry
Introduction
Fei Zhang is a notable inventor based in Jiangsu, China, recognized for his contributions to pharmaceutical chemistry. He holds 2 patents that focus on innovative compounds and methods that enhance drug formulation and efficacy.
Latest Patents
One of his latest patents is titled "Pyranoglucose-substituted pyrazole compound, preparation method thereof and application thereof." This invention involves a pyranoglucose-substituted pyrazole compound that serves as a pharmaceutical intermediate. The structural formula is represented by formula (9c). The invention also includes an intermediate compound represented by formula (10c) or a salt thereof. This novel key intermediate simplifies the preparation technique of an SGLT inhibitor, significantly increasing the purity of the final product, which can reach 99% or more.
Another significant patent is "Salt of pyranose-substituted heterocyclic compound, preparation method therefor and use thereof." This application pertains to an acid addition salt of a pyranose-substituted heterocyclic compound, focusing on its preparation method and applications. The D-glucuronate of a crystalline compound of formula (II) offers advantages in crystallizability, purification, stability, and quality control, making it highly applicable for improving pharmaceutical properties.
Career Highlights
Fei Zhang has worked with prominent companies in the pharmaceutical industry, including Yabao Pharmaceutical Group Co., Ltd. and Suzhou Yabao Pharmaceutical R&D Co., Ltd. His work in these organizations has contributed to advancements in drug development and formulation.
Collaborations
Throughout his career, Fei Zhang has collaborated with notable colleagues such as Peng Wang and Lin Zhu. These partnerships have fostered innovation and progress in their respective fields.
Conclusion
Fei Zhang's contributions to pharmaceutical chemistry through his patents and collaborations highlight his role as an innovator in the industry. His work continues to influence the development of effective pharmaceutical compounds and methods.