Technical Notes:

1.Precatalyst for reduction of esters and a, ß-unsaturated ketones.

2. Catalyzes reductive deoxygenation of alcohols and hydroxylamines. Catalyst for the radical cyclization of epoxides .

3.Reagent for the conversion of enynes to bicyclic cyclo pentenones. 5. Catalyzes silylation of alkenes and alkynes.

References: 1.J. Org. Chem., 1994, 59, 4323. 2.Org. L ett., 201 o, 12, 44. 3.J. Am. Chem. Soc., 2010, 132, 254.