Location History:
- Shanghai, CN (2012 - 2013)
- Xinchang County, CN (2017)
Company Filing History:
3 out of 41 
1 out of 8 Years Active: 2012-2017
Title: Innovations and Contributions of Inventor Zhengyan Cai
Introduction
Zhengyan Cai is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of pharmaceuticals, particularly in the development of methods for synthesizing important medicinal compounds. With a total of 3 patents to his name, his work has had a notable impact on the industry.
Latest Patents
One of Zhengyan Cai's latest patents is titled "Method for preparing a sitagliptin intermediate." This invention provides a method for preparing an intermediate compound of sitagliptin, which is crucial for diabetes treatment. The method involves dissolving a specific compound in an organic solvent and utilizing fatty acid catalysis along with chlorosilane to perform a reduction reaction. This innovative approach avoids the use of precious metals as catalysts, resulting in lower costs and simpler post-treatment processes. The product boasts a high yield and exceptional chemical and optical purity, making it suitable for industrial production.
Another significant patent is related to "Quinoline compounds, intermediates, preparation methods and uses thereof." This invention focuses on a type of quinoline compound that can be used in the manufacture of medications aimed at inhibiting HMG CoA reductase, which is essential for treating high blood fat-related diseases. Compared to existing medications like fluvastatin and rosuvastatin, the quinoline compounds developed by Cai demonstrate superior activity in inhibiting the enzyme, showcasing their potential for therapeutic applications.
Career Highlights
Zhengyan Cai has worked with notable organizations such as the Shanghai Institute of Pharmaceutical Industry and Zhejiang Medicine Co., Ltd. His experience in these institutions has allowed him to refine his skills and contribute to significant advancements in pharmaceutical research and development.
Collaborations
Throughout his career, Zhengyan Cai has collaborated with esteemed colleagues, including Weicheng Zhou and Qun Hao. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Zhengyan Cai's contributions to the field of pharmaceuticals through his innovative patents and collaborations highlight his role as a key inventor in the industry. His work continues to influence the development of important medicinal compounds, paving the way for advancements in healthcare.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.