Company Filing History:
Years Active: 2024-2025
Title: Innovations of Pengcheng Lian
Introduction
Pengcheng Lian is a notable inventor based in Suzhou, China. He has made significant contributions to the field of chemistry, particularly in the development of methods for synthesizing various chemical compounds. With a total of 2 patents, his work reflects a commitment to advancing green chemistry and sustainable practices.
Latest Patents
One of his latest patents is titled "Method for preparing carbonyl sulfone." This invention discloses a method for preparing β-carbonyl sulfones using an α-carbonyl diazo compound and sodium arylsulfinate as reaction substrates. The method employs cheap silver nitrate as an optimal catalyst, 1,10-phenanthroline as a ligand, and potassium persulfate as an oxidant. The reaction occurs in a mixed solvent of acetonitrile and water, resulting in a β-carbonyl sulfones compound. This method boasts several advantages, including a wide range of reaction substrates, short reaction time, high reaction yield, and mild reaction conditions. Importantly, it utilizes non-toxic and harmless reagents, aligning with contemporary green chemistry development. The post-reaction treatment is simple, facilitating easy separation and purification, and the reaction can achieve gram-scale synthesis, laying a foundation for practical applications.
Another significant patent is "Method for producing dichloro addition product of aliphatic olefin by photocatalysis under visible light." This invention provides a method for producing a dichloro addition product of an aliphatic olefin through photocatalysis under visible light. The process involves reacting an aliphatic olefin with hydrochloric acid in an organic solvent under visible light irradiation, using copper chloride as a catalyst. The reaction occurs in an oxygen-containing atmosphere, and the aliphatic olefin features a carbon-carbon double bond and a C9-C15 aliphatic chain. This innovative approach utilizes visible light to provide energy and initiates an addition reaction to obtain the dichloro addition product.
Career Highlights
Pengcheng Lian is affiliated with Soochow University, where he contributes to research and development in chemistry. His work emphasizes the importance of sustainable practices in chemical synthesis, showcasing his dedication to environmental considerations in scientific advancements.
Collaborations
He collaborates with esteemed colleagues, including Xiaobing Wan and Yonggao Zheng, who share his passion for innovation in the