(R)-(+)-7’-[4(S)-(Benzyl)oxazol-2-yl]-7-di(3,5-di-t-butylphenyl)phosphino-2,2’,3,3’-tetrahydro-1,1’-spirobiindane, min. 97% (Ra,S)-DTB-Bn-SIPHOX

Technical Notes
1. Chiral ligands for the iridium-catalyzed, asymmetric hydrogenation of imines.
2.Chiral ligands for the iridium-catalyzed, asymmetric hydrogenation of a-ß unsaturated carboxylic acids.
3. Chiral ligands for iridium-catalyzed, asymmetric hydrogenation of a,-oxy-a,ß-
unsaturated carboxylic acids.
References:
1.J. Am. Chem. Soc., 2006, 128, 12886. 2J. Am. Chem. Soc., 2008, 130, 8584. 3.J. Am. Chem. Soc., 2010, 132, 1172.