diazo reaction
英
美 [daɪˈæˌzoʊ riˈækʃn]
重氮反应
双语例句
- Recent development in palladium-catalyzed reactions of diazo compounds including cyclopropanation, polymerization, insertion reaction and cross-coupling reaction is reviewed.
重氮化合物在过渡金属催化剂作用下的分解以及后续反应在有机合成上得到了非常广泛的应用。 - A method for the determination of arylamines, aniline,α-naphthylamine and o-chloraniline, which absorption spectra are seriously overlapped, was proposed by back propagation artificial neural network ( BP-ANN)-spectrometry based on the diazo coupling reaction of arylamines with α-naphthol.
利用芳胺的重氮化偶合反应，采用误差反向传播人工神经网络方法，对于吸收重叠的3组分芳胺类化合物体系进行同时测定； - The process of technology included diazotization, diazo coupling reaction and reduction. The total yield was 60%, the purity of mesalazine ≥ 99.0%.
工艺过程包括重氮化反应、重氮耦合反应和还原反应，总收率60%，产品含量≥99.0%。 - Diazo coupling reaction spectrophotography has been developed for the determination of cyclohexanone oxime in Beckmann rearrangement mixture sample.
建立了环己酮肟重排反应混合物中游离肟含量的测定方法。 - Method: We studied the effects of the acidity of the diluents, protein matrix, reaction temperature, preincubation time, diazo time and the concentration of Bu on the reactivity of Bu in the direct reaction.
方法：配制胆红素标准液，考察Bu（未结合胆红素或称间接胆红素）在直接反应中其反应率与稀释液酸度、蛋白质基质、预保温时间、偶氮反应时间、反应温度及Bu浓度之间的关系。 - New methods for the synthesis of α-halo-α, β-unsaturated and α-diazo carbonyl compounds have been investigated in this paper. In addition, the O-H insertion reaction of the α-diazo carbonyl compounds has been exploited.
本论文探讨了α-卤代-α，β-不饱和酯的新合成方法以及α-重氮羰基化合物的合成与O-H插入反应。 - This was a five-step process involving: diazo coupling reaction, chloridization, condensation, hydrolysis, condensation respectively.
这是一个五步反应，包括重氮化偶合反应、氯置换反应、缩合反应、水解反应、缩合反应。 - A series of donor-π-Absorption conjugated azobenzene compounds were synthesized by diazo coupling reaction. The structures of the compounds were characterized by elemental analysis, IR, 1H NMR and DSC.
采用偶氮反应合成了一系列对位分别连有不同吸电子和供电子功能基团的DπA共轭偶氮苯化合物，其结构经元素分析，IR，NMR，DSC等表征。 - Using diazo coupling reaction as the working reaction, the influences of the geometry parameters ( H/ d, d/ D) and the flow parameters ( Re, momentum ratio γ) of the impingement mixer at low viscosities and flow rates on mixing was studied.
以偶合反应的选择性，评价射流对撞混合器混合性能。研究了低粘流体低速条件下，结构参数（H/d、d/D）和流动参数（动量比）γ，Re）对混合质量的影响。 - Diazo-Coupling Reaction of Sulphanilamide-nitrite with 8-hydroxyquinoline: Experiment and Application
磺胺与8-羟基喹啉重氮偶联反应的研究及应用