This inventor holds 1 USPTO granted patent. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Years Active: 2026
Title: Liyan Gao: Inventor in Sulfinpyrazone Preparation
Introduction
Liyan Gao is an inventor associated with Jiaxing, China. Her patent work includes a method for preparing sulfinpyrazone through a two-step process.
Latest Patents
Gao is named on one patent: “Method for the Preparation of Sulfinpyrazone.” The disclosed method uses thiophenol as its starting material. Electrocatalytic coupling with dichloroethane produces 2-chloroethyl phenyl sulfoxide, which then reacts with 1,2-diphenyl-3,5-pyrazolidinedione to form sulfinpyrazone. The process reports a total yield of 48%.
The patent describes the method as having short steps, good chemical selectivity, and reduced waste. It avoids strong bases and oxidants and is presented as a safe, straightforward process with potential for industrial production. The reported yield is 1 patent.
Career Highlights
A key highlight of Gao’s disclosed work is the use of electrocatalytic coupling in a concise synthesis route. The patent emphasizes process efficiency and operational simplicity as potential advantages over prior methods.
Collaborations
Gao’s listed coworkers include Yu Feng and Wei Qian.
Conclusion
Liyan Gao’s patent presents a two-step approach to preparing sulfinpyrazone, emphasizing electrocatalytic synthesis, reduced process complexity, and potential suitability for industrial production.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile