Table 2.
a All reactions were performed by using 1 equiv. of nitroalkene and 1.3 equiv. of indole in the presence of 10 mol% of NBS; b Isolated yields; c A mixture of two diastereomers in 7:3 ratio.
a All reactions were performed by using 1 equiv. of nitroalkene and 1.3 equiv. of indole in the presence of 10 mol% of NBS; b Isolated yields; c A mixture of two diastereomers in 7:3 ratio.