Alisporivir intermediate-1 is primarily used in the synthesis of Alisporivir, a cyclophilin inhibitor with antiviral properties. Its application is significant in the development of treatments for viral infections, particularly hepatitis C. The intermediate plays a crucial role in the pharmaceutical manufacturing process, ensuring the efficient and scalable production of Alisporivir. By facilitating the synthesis of this antiviral compound, it contributes to ongoing research and therapeutic advancements in combating viral diseases.