Company Filing History:
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1 out of 2 Years Active: 2008-2013
Title: Innovations of Jinliang Li in Pharmaceutical Chemistry
Introduction
Jinliang Li is a notable inventor based in Shanghai, China, recognized for his contributions to pharmaceutical chemistry. He holds a total of 3 patents, showcasing his innovative approaches in the synthesis of important pharmaceutical compounds.
Latest Patents
One of his latest patents is titled "Process for preparing pemetrexed disodium and its intermediate, 4-(4-carbomethoxyphenyl) butanal." This invention outlines a method for preparing pemetrexed disodium, which includes steps such as condensing methyl 4-bromobenzoate with 3-buten-1-ol and utilizing silica gel for decolorization. The process yields a product with over 80% yield and a purity exceeding 95%, making it suitable for industrial production due to its simplicity and cost-effectiveness.
Another significant patent by Jinliang Li is the "Process for stereoselective synthesis of lamivudine." This process involves a glycosylation reaction between a specific compound and cytosine, followed by recrystallization to obtain the desired intermediate. The final step includes deprotecting the intermediate to yield lamivudine, an important antiviral medication.
Career Highlights
Jinliang Li has worked with prominent companies in the pharmaceutical sector, including Shanghai Desano Chemical Pharmaceutical Co., Ltd and Shanghai Desano Pharmaceuticals Science & Technology Development Co., Ltd. His work in these organizations has contributed to advancements in drug development and synthesis.
Collaborations
Throughout his career, Jinliang Li has collaborated with esteemed colleagues such as Zuwang Wu and Nan Zhao. These partnerships have fostered a collaborative environment that enhances innovation in pharmaceutical research.
Conclusion
Jinliang Li's innovative work in pharmaceutical chemistry, particularly in the synthesis of pemetrexed disodium and lamivudine, highlights his significant contributions to the field. His patents reflect a commitment to advancing drug development processes, making a lasting impact on the pharmaceutical industry.