Skip to main content
. Author manuscript; available in PMC: 2014 Oct 17.
Published in final edited form as: Chem Sci. 2012 Apr;3(4):1105–1110. doi: 10.1039/C2SC00975G

Table 1.

Yields for 2–5/a–d

R R′ Yield
2a t-Bu 4-OMe 93%
2b t-Bu 4-NO2 93%
2c t-Bu H 92%
2d t-Bu 2,3,4,5,6-pentafluoro 81%
3a CO2Et 4-OMe 57%
3b CO2Et 4-NO2 30%
3c CO2Et H 26%
3d CO2Et 2,3,4,5,6-pentafluoro 76%
4a CF3 4-OMe 16%
4b CF3 4-NO2 34%
4c CF3 H 37%
4d CF3 2,3,4,5,6-pentafluoro 75%
5a OMe 4-OMe 64%
5b OMe 4-NO2 86%
5c OMe H 61%
5d OMe 2,3,4,5,6-pentafluoro 71%