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 About Us
Lanzhou Kohn & Shawn Pharmatech Co. Ltd is a premier R&D service provider for the pharmaceutical industry. We dedicate to provide the highest quality R&D services in a timely and cost effective manner, mainly develop pyrazine, pyrimidine and thiophene, thiazole and other aromatic heterocyclic compounds. the products sold to the United States, Japan, South Korea, the United Kingdom, India and other 11 countries, for Merck ShaDong, GSK, TCI, and many other pharmaceutical giants and high-level reagent providers.,..... More >>

 Custom Synthesis
We can handle reactions from single-step to more complex, difficult multi-step in gram to kilogram scales with the top chemical scientists in China to meet your special requirements.
We are able to synthesize a large variety of molecules including...... More
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