DG172 dihydrochloride is primarily utilized in research settings as a selective antagonist for the GPR40 receptor, which is involved in the regulation of insulin secretion. Its application is significant in studies focused on understanding the role of GPR40 in metabolic processes, particularly in diabetes research. By inhibiting GPR40, DG172 dihydrochloride helps researchers explore potential therapeutic targets for managing blood glucose levels. Additionally, it is used in pharmacological studies to investigate the effects of GPR40 modulation on pancreatic beta-cell function and overall metabolic health. This compound is a valuable tool for advancing knowledge in endocrinology and diabetes treatment strategies.