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. Author manuscript; available in PMC: 2009 Oct 5.
Published in final edited form as: Adv Synth Catal. 2008 May 5;350(7-8):1023–1045. doi: 10.1002/adsc.200800017

Table 16.

Correlation of ligand geometry, bridge angle (°) and enantioselectivity of addition

graphic file with name nihms91828u14.jpg
ligand, calculated bridge angle (°)
imine/er 12kc
112.7
12mc
111.8
12lc
110.0
12ac
109.7
12nc
106.8
8 75.5:24.5 85.5:14.5 86.5:13.5 83.5:16.5 85.0:15.0
10 51.0:49.0 95.0:5.0 92.0:8.0 97.0:3.0 95.5:4.5
11 72.0:28.0 95.5:4.5 95.0:5.0 96.5:3.5 87.5:12.5