Kang Yuan, Alberto I. Ristache, Szymon M. Kosc, Agamemnon Crumpton, Darren J. Dixon. "Bifunctional Iminophosphorane Superbases Enable the Highly Enantioselective Sulfa-Michael Addition to Fully Substituted Cyclopropene Carboxylic Acid Derivatives." Journal of the American Chemical Society, 2025. doi:10.1021/jacs.5c07849