acetals是什么意思？acetals怎么读？acetals例句及用法

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

acetals相关短语搭配

1 . 醋酸和醋

An alcohol evaporator for production of acetic acid and acetic anhydride exploded during operation ., 一种用于生产醋酸和醋酸酐的酒精蒸发釜在服役中发生了爆炸.

2 . 冰醋酸和醋

acetylaniline was synthesized by the acetylization ofp-methoxylaniline with acetic acid and acetic anhydride , then nitration and reduction .以对甲氧基苯胺为原料，用冰醋酸和醋酸酐作乙酰化剂，经乙酰化、浓硝酸硝化、铁粉还原合成了3-氨基-4-甲氧基乙酰苯胺。

1 . 以乙酸

paper introduces a synthesis method of iso-propyl acetate , using acetic acid and iso-propyl alcohol as raw material and neodymium oxide as catalyst .介绍了以乙酸和异丙醇为原料，以氧化钕为催化剂来制取乙酸异丙酯的方法。

1 . 冰乙酸

the synthesis n-butyl acetate with acetic acid and n-butanol as reactants and catalyst ferric chloride supported by silica was studied .研究了以二氧化硅负载三氯化铁为催化剂，冰乙酸和正丁醇为原料合成乙酸正丁酯。

1 . 合成醋酸

in order to prepare cellulose acetate - propionate , the acid activation of cellulose was investigated in this paper .以合成醋酸丙酸纤维素中的酸活化为例对纤维素的酸活化进行了研究.