Technical Notes：
1.Ligand for the catalytic enantioselective conjugate addition of 1 ,3-dicarbonyl compounds to nitroalkenes.
2.L igand for the Cu-catalyzed asymmetric annulation reactions of carbenes with 2-iminyl- or 2-acyl-substituted phenols .
References:
1.J. Am. Chem. Soc. 1999, 121, 10215.
2.J. Am. Chem. Soc. 2002, 124, 13097.
3.Angew. Chem. Int. Ed. 2019, 58, 13885.
Strem
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