Company Filing History:
1 out of 6 
1 out of 33 Years Active: 2008
Title: Guoqi Yu: Innovator in Chemical Synthesis
Introduction
Guoqi Yu is a notable inventor based in Xinchang, China. He has made significant contributions to the field of chemical synthesis, particularly through his innovative methods and techniques. His work has led to advancements in the production of specific chemical compounds, showcasing his expertise and creativity in the field.
Latest Patents
Guoqi Yu holds a patent for the "Method of manufacturing 1-chloro-2-methyl-4-acyloxy-2-butene derivatives." This method allows for the synthesis of 1-chloro-2-methyl-4-acyloxy-2-butene derivatives in good yields and high purity. The process begins with isoprene and employs a chlorohydrin formation reaction using N-chloroisocyanuric acid derivatives and water. This is followed by esterification and rearrangement of the crude product mixture, demonstrating his innovative approach to chemical manufacturing.
Career Highlights
Throughout his career, Guoqi Yu has worked with various esteemed institutions. He has been associated with Shaoxing University, where he has contributed to academic research and development. Additionally, he has worked with Zhejiang Medicine Co., Ltd. and Xinchang Pharmaceutical Factory, further enhancing his experience in the pharmaceutical industry.
Collaborations
Guoqi Yu has collaborated with notable colleagues, including Runpu Shen and Weidong Ye. These partnerships have allowed him to expand his research and contribute to various projects in the field of chemical synthesis.
Conclusion
Guoqi Yu's innovative methods and contributions to chemical synthesis have established him as a prominent figure in his field. His patent and collaborations reflect his dedication to advancing chemical manufacturing techniques. His work continues to influence the industry and inspire future innovations.