How is 2-{4-[(5,6-Diphenyl-2-pyrazinyl)(isopropyl)amino]butoxy}-N-(methylsulfonyl)acetamide (CAS: 475086-01-2) typically synthesized?

This compound can be synthesized via a multi-step process involving amidation of an intermediate pyrazine derivative with an amino acid derivative. The reaction typically requires a coupling agent and a base. High yield can be achieved with optimized conditions. The process involves careful control of temperature and pH to ensure selectivity and purity.