It was found that the enantioseletivities of chiral dendritic disubstituted bis(oxazoline) catalysts were superior to that of chiral dendritic mono-substituted catalysts.

• 结果表明，树状分子双取代的手性双恶唑啉催化剂的对映选择性高于树状分子单取代的手性双恶唑啉催化剂。