1 . The yields of other cyclic acetals were between 62.
并在此條件下合成了多種環縮醛,收率62.
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2 . Eight acetals ( Ketals ) were synthesized under the optimal conditions.
在最佳條件下,合成了八個縮醛 ( 酮 ) 化合物.
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3 . The hydroxyl groups can be changed into esters, ethers, acetals and ketals, etc.
最常用的羥基保護基可歸納為三類:酯類 、 醚類和縮醛或縮酮類.
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4 . Using the same catalyst in THF acetals could be converted to the corresponding carbonyl compounds efficiently.
而在四氫呋喃和水的混合溶劑中,使用同樣的催化劑,則可以高效率地實現上述反應的逆轉化過程.
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5 . Sorbitol acetals is the most one kind of the nucleating agents for polypropylene crystallization.
山梨醇縮醛是最重要的聚丙烯成核劑之一.
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1 . 縮醛類
acetalization 縮醛化＜作用＞acetals縮醛類acetate dye 醋酸纖維染料
