取代苯异腈与脂肪胺的加成反应
取代苯异腈与脂肪胺的加成反应---------------------------------------------------------------范文最新推荐-----------------
取代苯异腈与脂肪胺的加成反应 ---------------------------------------------------------------范文 最新推荐------------------------------------------------------ 取代苯异腈与脂肪胺的加成反应 摘要:本课题采用异腈与脂肪胺加成合成脒类化合物,探索出使用环己胺,二 异丙胺与异腈加成反应时的最佳条件为催化剂用量15%,反应配比1:1.8,反应温 度130?。取代苯胺与甲酸发生甲酰化反应生成相应的取代甲酰苯胺,再以二甲苯 作为溶剂,用三乙胺来提供碱性环境,以POCl3为脱水剂,使取代甲酰苯胺脱水生 成中间体异腈,再加入催化剂Cu2O及不同脂肪胺得到产物脒。通过实验我们得到 了2个脒产物,N–环己基-4-(4-三氟甲基-3-氯苯氧基)苯脒,产率为72%和 对氯苯基六氢吡啶基甲烯基胺,产率为84%。对这2个目标化合物采用1HNMR进行 了表征。5311 关键词: 取代苯异腈,脂肪胺,脒,合成 Substituted benzyl isonitrile addition reaction of aliphatic amines 1/ 24 Abstract:This topic uses isonitrile synthesis and fatty amine adduct amidine compounds explored using cyclohexylamine, diisopropylamine isonitrile addition reaction with the optimum conditions for the 15% of the amount of catalyst ,the reaction ratio of 1:1.8 ,reaction temperature 130 ?.Substituted aniline with formic acid occurs formylation reaction of the corresponding aniline substituted formyl , then xylene as asolvent ,with triethylamine to provide an alkaline

