Table 2.
Reactions were conducted on a 0.4 mmol scale using 1.0 equiv 1a, 2.0 equiv 2 and 2.0 equiv NaOtBu at 0.2 M.
Isolated yields after chromatographic purification.
2.5 h.
Reactions were conducted on a 0.4 mmol scale using 1.0 equiv 1a, 2.0 equiv 2 and 2.0 equiv NaOtBu at 0.2 M.
Isolated yields after chromatographic purification.
2.5 h.