1 . The yields of other cyclic acetals were between 62.
并在此条件下合成了多种环缩醛,收率62.
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2 . 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.
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3 . 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.
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4 . Using the same catalyst in THF acetals could be converted to the corresponding carbonyl compounds efficiently.
而在四氢呋喃和水的混合溶剂中,使用同样的催化剂,则可以高效率地实现上述反应的逆转化过程.
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5 . Sorbitol acetals is the most one kind of the nucleating agents for polypropylene crystallization.
山梨醇缩醛是最重要的聚丙烯成核剂之一.
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1 . 缩醛类
acetalization 缩醛化＜作用＞acetals缩醛类acetate dye 醋酸纤维染料
