[Ir(COD)Cl]2/phosphoramidite ligand 1a was found to be an efficient catalytic system for the highly regio- and enantioselective decarboxylative alkylation of gamma-substituted allyl beta-ketocarboxylates, affording the branched products with up to >99/1 branched-linear ratio and 96% ee.
发现[Ir(COD)Cl] 2 /亚
磷酰胺
配体1a是γ-取代的烯丙基β-
酮羧酸酯的高度区域和对映选择性脱羧烷基化的有效催化体系,可为支链产物提供最高> 99/1的支链-线性比和96%ee。