Acetylation between alcohol and benzoyl oxide was carried out using ZnBr_2 as a Lewis acid catalyst in solvent-free condition. Some structures were characterized by NMR and IR.
以溴化锌为催化剂，在无溶剂条件下实现了醇与苯甲酸酐的酰化反应，部分产物经NMR和IR表征。
IR pattern indicated that Lewis acid centers mainly exist on the catalyst surface.
红外光谱测试结果表明，催化剂表面主要存在L酸中心。
The author used lewis acid as the catalyst and found the yield was raised as high as 67%.
本文研究常用路易斯酸作为催化剂，发现苯佐卡因的收率可提高到67%。
Hexahydrated ferric chloride is a lewis acid. It is a catalyst and oxidant in organic synthesis.
六水三氯化铁是一种路易斯酸，可以作为有机合成中的催化剂和氧化剂。
The results on synthesis of tetracosene (C 24 olefins)by dimerization with a complex composed of Lewis acid (L) and complexing agent A as catalyst are reported.
研究以L酸和络合剂A配制的络合物为催化剂，用于四聚丙烯齐聚制备二十四碳烯。
The results on synthesis of tetracosene (C 24 olefins)by dimerization with a complex composed of Lewis acid (L) and complexing agent A as catalyst are reported.
研究以L酸和络合剂A配制的络合物为催化剂，用于四聚丙烯齐聚制备二十四碳烯。
应用推荐