研究了以无水氯化钙为催化剂在中性条件下合成2， 4- 二硝基苯腙的新方法。
A new route for preparing 2,4-dinitrophenylhydrazones by treating aromic aldehydes or alkane ketones and 2,4-dinitrophenylhydrazines with anhydrous calcium chloride as a catalyst.
这些加成物的结构是借在酸性介质中与2,4 -二硝基苯肼作用生成相应酮的2,4 -二硝基苯腙而得到证明。
The structure of these adducts was proved through the reaction with 2, 4-dinitrophenylhydrazine in acidic medium, yielding the 2, 4-dinitrophenyl-hydrazone of the corresponding ketone.
研究了以二苯甲酮和80%水合肼为原料，合成二苯甲酮腙的工艺，探讨了物料配比、反应时间、浓度等对目的产物收率的影响。
Synthesis process of benzophenone hydrazone is studied with benzophenone and 80%hydrazine as raw materials. Effects of material ratio, reaction time and concentration on aimed products are explored.
酮的对甲苯磺酰腙在含水的乙腈中与聚苯乙烯二醋酸磺苯在温和条件下反应得到高产率的酮。
Reaction of tosylhydrazones of ketones with CPSID in wet acetonitrile affords the corresponding parent ketones in excellent yields under mild conditions.
因此，我们开展了以水杨醛缩取代苯氧乙酰腙的铜、锰配位单元为节点的配位聚合物的结构化学的研究。
So we developed the study on structural chemistry of Cu and Mn coordination polymers with substituted phenoxyacetyl ligands.
第一部分：合成了一系列席夫碱、腙和苯噻唑啉类荧光试剂。
The paper was divided into three parts:Part I: A series of Schiff base, hydrazone and benzothiazoline fluorescent reagents were synthesized.
其中，化合物1是一个以线性四核铜配合物为基本单元的一维链聚合物，此时水杨醛缩苯氧基乙酰腙配体L1是五啮配体。
The adjacent complex molecules 1 are linked by N-N bridge of the pentadentate ligand L1, resulting in an one-dimensional polymer.
其中，化合物1是一个以线性四核铜配合物为基本单元的一维链聚合物，此时水杨醛缩苯氧基乙酰腙配体L1是五啮配体。
The adjacent complex molecules 1 are linked by N-N bridge of the pentadentate ligand L1, resulting in an one-dimensional polymer.
应用推荐