Chemlex Pharmaceuticals LLC is a contract chemistry organization serving as an outsourcing partner for the pharmaceutical and biotechnology industries. Founded by US pharmaceutical industry veterans, Chemlex has become a reliable partner and provider of services in organic synthesis for a variety of pharmaceutical clients globally.

Our research and production are all done in China, which will bring you the low cost benefit yet our project management, technical support and logistics are located in the US, which will bring the real time communication, support and the timely delivery of your product without you worrying about logistics and hassle of importing. We handle all international shipping, custom clearance and domestic logistics so your product will be delivered to you as if it is from a local producer. Once you placed your order with us we will work with you very closely. We update you on the progress of your project on a weekly basis or whenever you pick up the phone to call us. All communication is in English and within the US tie zones.

Chemlex was found to provide high quality process research and production to the chemical community. For complex synthetic organic chemistry projects, especially those with an uncertain development future, it can be difficult to find a nimble and reliable chemistry provider willing to take on new challenges. The company is 100% owned by our employees, which give us the incentives to work hard all the time to earn your business and allows us to continue our focus on providing high quality services to you.

Modifying medicinal chemistry route or designing brand new synthetic route and producing the advanced intermediates in quantities range from 1-2 kilograms to multiple metric tons is the norm of our daily work. We have delivered over 40 advanced pharmaceutical intermediates with each of them requiring custom synthesis range from one to ten chemical steps. Our success rate is 100% since inception. So far we have delivered every product ordered by our clients in a timely manner.

Chemlex also offer medicinal building blocks and FTE based medicinal chemistry research support. Our US pharmaceutical background enable us to have a full understanding of drug discovery research needs and we will help you to find your drug candidate quickly and economically.

Chemlex' expert team of scientists and professionals coupled with solid industrial experience, a high degree of dependability, and a fully equipped laboratory and manufacturing plants ensures that all projects are delivered in full, on time and with a high degree of quality.