ICI141292 is primarily utilized in research settings, particularly in the study of hormone receptors and their interactions. It is often employed as a tool compound to investigate the mechanisms of steroid hormone action, especially in relation to progesterone receptors. Researchers use it to explore receptor binding affinity, signaling pathways, and the effects of hormone modulation in cellular and molecular studies. Its application extends to understanding reproductive biology, endocrine disorders, and the development of therapeutic agents targeting hormone-related conditions. Additionally, it serves as a reference compound in pharmacological assays to evaluate the efficacy and specificity of new drugs.