Technical Notes:
1. See 15-0150.
2. See 15-0477
3. L igand used in copper-catalyzed asymmetric Mannich-type reactions of N-acylimino esters.
4. L igand used in the enantios elective fluorination of oxindoles .
5. L igand used in 2+2+2 cycloaddition of tetraynes and hexaynes .
6. L igand used in the asymmetric reduction of ketone via ruthenium-catalyzed asymmetric hydrogenation. 7. Asymmetric hydroboration of unsaturated imines.
References:
1.J. Am. Chem. Soc., 2003, 125, 2507.
2.J. Am. chem. Soc., 2005, 127, 10164.
3.Tetrahedron, 2008, 64, 821 .
4.J. Am. Chem. Soc., 2011, 133, 10696.
5.Org. L ett., 2013, 15, 4810.