MS4077 is primarily used in research settings to study the inhibition of human carbonic anhydrase IX (CA IX), an enzyme associated with tumor growth and hypoxia in cancer cells. It serves as a selective inhibitor, helping researchers understand the role of CA IX in cancer progression and its potential as a therapeutic target. This compound is particularly valuable in developing strategies to disrupt the enzyme's activity, which may aid in reducing tumor growth and improving cancer treatment outcomes. Its application is largely confined to preclinical studies, where it contributes to the exploration of novel anticancer therapies.