Wanzeng Tong

Title: Wanzeng Tong: Innovator in Pharmaceutical Chemistry

Introduction

Wanzeng Tong is a notable inventor based in Taizhou, China. He has made significant contributions to the field of pharmaceutical chemistry, particularly in the preparation of important medicinal compounds. His innovative methods have the potential to enhance the efficiency and effectiveness of drug production.

Latest Patents

Wanzeng Tong holds a patent for a method for preparing epirubicin and its intermediate. The patent outlines a process that includes several key steps: reacting tert-Butyldimethylsilyl chloride with N-trifluoroacetyl adriamycin to obtain a specific compound, oxidizing this compound to create another, and subsequently reducing it to yield N-trifluoroacetyl-14-O-tert-Butyldimethylsilyl epirubicin. The final steps involve deprotection and hydrolysis to produce epirubicin. This method is notable for its low cost, fewer reaction steps, high yield, and purity, while also minimizing environmental pollution compared to traditional methods.

Career Highlights

Wanzeng Tong is associated with Zhejiang Hisun Pharmaceutical Co., Ltd., where he applies his expertise in pharmaceutical development. His work has been instrumental in advancing the company's capabilities in drug formulation and production.

Collaborations

Wanzeng Tong has collaborated with several colleagues, including Wei Yan and Jianping Wang. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Wanzeng Tong's contributions to pharmaceutical chemistry, particularly through his patent for preparing epirubicin, highlight his role as an innovator in the field. His work not only improves drug production methods but also emphasizes the importance of sustainable practices in pharmaceutical development.