Liangwei Qian

Title: The Innovative Contributions of Liangwei Qian

Introduction

Liangwei Qian is a notable inventor based in Linhai Taizhou, China. He has made significant contributions to the field of pharmaceuticals, particularly in the purification of key intermediates used in drug production. His innovative methods have the potential to enhance industrial processes and improve product quality.

Latest Patents

Liangwei Qian holds a patent for a method for purifying key intermediates of Citalopram. This method involves dissolving crude 4-[4-(dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-hydroxymethylbenzonitrile in an organic solvent, followed by a series of steps including the addition of a washing solution, temperature control, stirring, and layering. The process effectively removes aldehyde group-containing impurities, making it suitable for large-scale industrial production. This patent showcases his ability to develop efficient and cost-effective solutions in pharmaceutical manufacturing.

Career Highlights

Throughout his career, Liangwei Qian has worked with prominent companies in the pharmaceutical industry, including Zhejiang Huahai Pharmaceutical Co., Ltd. and Zhejiang Huahai Licheng Pharmaceutical Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in drug development.

Collaborations

Liangwei Qian has collaborated with notable professionals in his field, including Jian Zhang and Jichao Wang. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Liangwei Qian's contributions to the pharmaceutical industry through his innovative patent and collaborative efforts highlight his role as a key inventor. His work not only advances the field but also sets a standard for future innovations in drug purification methods.