Palladium(II) Acetate is a catalyst used in the activation of N-Acyl-2-aminobiaryls. Also, in the cascade reaction of 4-hydroxycoumarins and direct synthesis of coumestans.
Annamalai, P., et al.: Adv. Synth. Catal., 358, 3642-3648 (2016); Neog, K., et al.: J. Org. Chem., 81, 11971-11977 (2016);