Company Filing History:
1 out of 1 
1 out of 2 Years Active: 2015
Title: Yimin Yan: Innovator in Pharmaceutical Chemistry
Introduction
Yimin Yan is a notable inventor based in Jiangsu, China. He has made significant contributions to the field of pharmaceutical chemistry, particularly in the development of methods for synthesizing important compounds.
Latest Patents
Yimin Yan holds a patent for a method for preparing ulipristal acetate and its key intermediates. This innovative method provides new intermediates that facilitate the synthesis of ulipristal acetate, a compound used in various medical applications. The process is characterized by its efficiency, yielding a high purity of over 98% and a two-step reaction yield of 75%. The reagents used are cost-effective, making the method economically viable.
Career Highlights
Throughout his career, Yimin Yan has worked with reputable companies in the pharmaceutical industry. Notably, he has been associated with Utopharm (Shanghai) Co., Ltd and Changzhou No. 4 Pharmaceutical Factory Co., Ltd. His work in these organizations has contributed to advancements in drug development and production.
Collaborations
Yimin Yan has collaborated with esteemed colleagues, including Junzhi Luo and Yongqiang Sun. These partnerships have fostered innovation and enhanced the research capabilities within the pharmaceutical sector.
Conclusion
Yimin Yan's contributions to pharmaceutical chemistry, particularly through his patented methods, highlight his role as an influential inventor in the industry. His work continues to impact the field positively, paving the way for future advancements in drug synthesis.