Xiongpeng Duan

Title: Xiongpeng Duan: Innovator in Thienopyrimidine Compounds

Introduction

Xiongpeng Duan is a notable inventor based in Tianjin, China. He has made significant contributions to the field of chemistry, particularly in the development of thienopyrimidine compounds. His innovative work has led to the filing of a patent that showcases his expertise and dedication to advancing chemical methodologies.

Latest Patents

Xiongpeng Duan holds a patent for a high-purity thienopyrimidine compound and its preparation method. The patent outlines a thienopyrimidine compound, specifically a compound of formula N, and details a preparation method that includes two main steps. The first step involves reacting a compound of formula N-2 with 3-amino-6-methoxypyridazine in a solvent A, using an organic base and acyl chloride. The second step converts the resulting compound N-1 into the final compound N in a solvent B, utilizing a base. This method is notable for not requiring toxic and expensive reagents, maintaining mild reaction conditions, and achieving high product purity, making it suitable for industrial production.

Career Highlights

Throughout his career, Xiongpeng Duan has worked with Aurisco Pharmaceutical (Tianjin) Inc. and Aurisco Pharmaceutical Co., Ltd. His experience in these companies has allowed him to apply his innovative ideas in practical settings, contributing to advancements in pharmaceutical chemistry.

Collaborations

Xiongpeng Duan has collaborated with notable colleagues, including Wancheng Guo and Fuchang Zhang. These collaborations have likely enriched his research and development efforts, fostering a productive environment for innovation.

Conclusion

Xiongpeng Duan's contributions to the field of thienopyrimidine compounds exemplify his commitment to innovation in chemistry. His patent reflects a significant advancement in preparation methods that prioritize safety and efficiency. His work continues to influence the pharmaceutical industry positively.