Skip to main content
. Author manuscript; available in PMC: 2013 Jul 6.
Published in final edited form as: Org Lett. 2012 Jun 20;14(13):3490–3493. doi: 10.1021/ol301455p

Table 3.

New Activating Conditions

sm conditions yield (dr)
graphic file with name nihms-387918-t0007.jpg
1 5a BDSB, CH3NO2, −29 °C 11 75% (4:1)
2 5a BDSB, CH3CH2NO2, −78 °C 11 72% (6.1:1)
3 5a BDSB, CH3CN, −45 °C 11 62% (7.4:1)
4 5a BDSB, CH3CH2CN, −78 °C 11 46% (17:1)
5 5b BDSB, CH3NO2, −29 °C 12 71% (4.3:1)
6 5b BDSB, CH3CH2NO2, −78 °C 7b only
7 5b BDSB, CH3CN, −45 °C 12 52% (6.3:1)
8 5b BDSB, CH3CH2CN, −78 °C 7b only
9 5a IDSI, CH3NO2, −29 °C 6a 78% (3.2:1)
10 5a IDSI, CH3CH2NO2 , −78 °C 6a 76% (3.3:1)
11 5a IDSI, CH3CH2CN, −78 °C 6a 95% (2.8:1)
12 5b IDSI, CH3NO2, −29 °C 6b 75% (4:1)
13 5b IDSI, CH3CH2CN, −78 °C 6b 67% (5:1)