Technical Notes:
1. L igand used in the preparation of active Pd catalysts for c-c, C-N and c-0 bond formation.
2.L igand used in Pd-catalyzed a-arylation of azlactones.
3.Pd-catalyzed a-arylation of esters, amides and aldehydes.
References: 1. J. Org. Chem., 2002, 67, 5553. 2.Org. L ett.2003, 5, 191 5. 3.J. Am. Chem. Soc.. 2003, 125, 11176. 4.Angew. Chem. Int. Ed., 2008, 47, 2127.