Technical Notes:

1.Rhodium catalyzed contrasteric regiocontrolled hydrogenative couplings of nonsymmetric 1,3 diynes to ethyl glyoxalate

2.Rhodium catalyzed reductive Mannich coupling of vinyl ketones to N-Sulfonylimines mediated by hydrogen

3.Rhodium catalyzed asymmetric synthesis of Sitagliptin

4.Rhodium catalyzed asymmetric hydrogenation of tetrasubstituted a, ß unsaturated ketones

References:

1.Organometallics, 2007. 26, 3860.

2.J. Org. Chem., 2007. 72, 5843.

3.J.Am. Chem. Soc.. 2009, 131, 8798.

4.Org. Lott, 2012, 14. 1038.