Asperlicin is a mycotoxin, derived from the fungus Aspergillus alliaceus. It acts as a selective antagonist for the cholecystokinin receptor CCK<sub>A</sub>, and has been used as a lead compound for the development of a number of novel CCK<sub>A</sub> antagonists with potential clinical applications. He et al. 1998 present a synthesis from aryl iodide and vinyl iodide.