Technical Notes:
1.Catalyst for highly enantioselective Michael addition of nitroalkanes to chalcones[1], nitroalkanes to nitroalkenes[2], malononitrile to chalcones.
2.Organocatalyst for cascade aza-Michael/Michael addition[4]and for the asymmetric Michael/cyclization cascade reactions[5]for synthesis ofh ighly functionalized spiropyrazolone te tra hyd roquinolines and pyrrolidonyl spirooxindoles.
Strem