The hydroxyl groups can be changed into esters , ethers , acetals and ketals, etc.最常用的羟基保护基可归纳为三类:酯类 、 醚类和缩醛或缩酮类.Eight acetals ( Ketals ) were synthesized under the optimal conditions.在最佳条件下,合成了八个缩醛 ( 酮 ) 化合物.The yields ...

dithioacetals的音标：dithioacetals的英式发音音标为：['dɪθi:əʊeɪsɪtəlz]dithioacetals的美式发音音标为：['dɪθioʊeɪsɪtəlz]...