Technical Note:

1. Useful starting material for the in situ preparation of a variety of chiral and achiral palladium catalysts.

References:

1. J. Am. Chem. Soc., 2001, 123, 7725.

2. J. Org. Chem., 2009, 74, 1407.

3.Angew. Chem. Int. Ed., 2008, 47, 6367.