Researcher
Chemistry
25 Years
Rdahr@pharmaren.com
Dr. Dhar is the Director of Chemistry at the research and development division of PharmaRen LLC. After completing his Ph.D. and post-doctoral studies at the H C Brown’s lab at Purdue University, he started his industrial profession by joining Aldrich Chemical Company and, subsequently, as a senior scientist at the Norway-based company Borregaard involved in Biosolutions, Biomaterials, and Fine Chemicals. In 2000, he joined Reliable Biopharmaceutical Co. in Saint Louis, where he joined the production team in charge of manufacturing APIs, including producing Fludarabine Phosphate, a category IV cytotoxic anticancer drug. During 2003-2008, he broadened his experiences in developing and marketing anticancer drugs by serving as project director at Zydus and Onconova Therapeutics. His broad experience in the pharmaceutical industry covers the management of synthetic route feasibility studies, CDMO sourcing, API production under cGMP guidelines, and ANDA/INDA filing. He joined PharmaRen Discovery in 2014 and served as Director of Chemistry, focusing on CDMO sourcing and oversight of the off-site chemical operation.
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