upon treatment with a mixture of carboxylic acid anhydride (CAA) and trimethylsilyl halide (TMSX) in the presence of tetra-n-butylammonium halide (Bu(4)NX, X=Cl, Br or I) undergo stereospecific and regioselective opening of the oxirane ring to afford mixed-(or mono)-acid 1,2(2,3)-diacyl-3(1)-halo-sn-glycerols in high yields.
在四正丁基卤化
铵(Bu(4)NX,X = Cl,Br或I)存在下用
羧酸酐(
CAA)和三甲基甲
硅烷基卤化物(TMSX)的混合物处理后的
缩水甘油酯经历立体定向和区域选择性开放
环氧乙烷环生成高产率的混合(或单)酸1,2(2,3)-二酰基-3(1)-卤代-sn-
甘油。