Dr. Leonard “Len” Chyall brings to Improved Pharma over 20 years of experience as an organic chemist and pharmaceutical researcher. Len has extensive expertise in the identification, characterization, and development of solid forms of pharmaceutical drug substances, including polymorph, salt and cocrystal screening technologies. He is highly competent in a variety of techniques used to characterize pharmaceutical products, with particular emphasis on those used for solid materials. In addition, Len has substantial expertise in the area of pharmaceutical formulations and the manufacture of drug substances.
Prior to joining Improved Pharma, Len worked for over a decade as a pharmaceutical research chemist at SSCI, Inc. and then at Aptuit Consulting as a research chemist, project manager and business leader. He subsequently founded Chyall Pharma, where he continues to provide research and consulting services to the pharmaceutical industry. Len received an AB from Oberlin College with a major in chemistry, and a Ph.D. in chemistry from the University of Minnesota. Len was a postdoctoral fellow in the chemistry department at Purdue University. He has authored or co-authored 23 publications in peer-reviewed scientific journals, and is a co-inventor on five patents granted by the United States Patent and Trademark Office. Len has also testified as an expert witness in United States courts and abroad.