以离子液体为介质研究了三氯化铟催化的缩醛与缩酮反应。
Acetalization and ketalization reactions catalyzed by indium trichloride using various ionic liquids as media have been investigated in detail.
烷基取代的炔丙基硫缩酮衍生物，则能利用相对应的末端炔和碘烷亲电基进行取代反应所获得。
However, alkyl-substituted propargylic dithioacetals could be synthesized by the displacement reaction of the corresponding terminal alkynes with alkyl iodides.
实验结果表明，该催化剂用于催化合成苯乙酮环乙二缩酮，催化活性高，可反复使用，反应条件温和，操作方法简便。
High catalytic activity of catalyst, mildness of reaction conditions, convenience of method for application and reuse of catalyst were advantages of the synthesis.
本文研究了磺酸化的聚苯乙烯树脂在酯化、酯交换、缩醛或缩酮的合成、醚的合成及(口片)呐重排反应中的应用。
This paper reports the study on the sulfonated polystyrene resin used in esterification, transesterification, synthesis of acetals or ketals, synthesis of ether and rearrangement reaction of pinacol.
考察反应温度、催化剂用量、反应时间和反应物配比对缩酮化反应收率的影响。
The influence of reaction temperature, dosage of catalyst, reaction time and ratio between reactants was investigated.
考察反应温度、催化剂用量、反应时间和反应物配比对缩酮化反应收率的影响。
The influence of reaction temperature, dosage of catalyst, reaction time and ratio between reactants was investigated.
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