NS-2028 is primarily utilized in research settings as a potent and selective inhibitor of soluble guanylyl cyclase (sGC). This enzyme plays a critical role in the nitric oxide (NO) signaling pathway, which regulates various physiological processes, including vasodilation and blood pressure. By inhibiting sGC, NS-2028 helps scientists study the mechanisms underlying cardiovascular diseases, such as hypertension and heart failure. It is also used to explore the role of the NO-sGC pathway in other biological systems, including neuronal signaling and inflammation. Its application in pharmacological studies aids in understanding the potential therapeutic targets for diseases related to impaired NO signaling.