几个新型噁唑硼烷的制备与应用

以(1S,2S)-2-氨基-1-(4-硝基苯)-1,3-丙二醇为原料,得到四种噁唑硼烷,原? 淮呋鹜椴欢猿苹乖笆中苑蓟致哿朔从ξ露群痛呋两峁苟苑从峁挠跋臁? $601$ATwonewtypesof1,3,2-oxaborolidineswerepreparedfrom(1S,2S)-2-amino-1-(4-nitrophenyl)-propane-1,3-diolandusedascatalystsintheasymmetricreductionofacetophenone.Theinfluenceoftemperatureaswellastheeffectofthestructureofcatalystontheenantioselectivityisdiscussed.Theoriginoftheproducts'configurationalisexplored.