氰化反应

以2-溴-三氟甲基苯为起始原料通过硝化、还原和氰化反应合成了关键中间体3-三氟甲基-4-氰基苯胺。

The synthesis of the key intermediate was accomplished through nitration , reduction and cyanogenation starting from 2-Bromo - ( trifiuormethyl ) benzene .

金矿氰化反应过程

Discussion on reaction process of the cyaniding of gold ores

阳极氰化反应的研究进展

Development of the Anodic Cyanation Reaction

并进行正交设计模索出最佳氰化反应条件。

Then we can design a synthesis and can look for the best of all cyanogenic conditions by orthogonal relation .

本论文主要对室温离子液中微波促进的Pd-催化氰化反应作了研究。

This thesis focuses on the study of cyanation reactions with potassium hexacyanoferrate ( II ) catalyzed by palladium in ionic liquid under microwave irradiation .

本文综述了近30年来阳极氰化反应在有机电合成中的应用，主要回顾了阳极氰化胺、阳极氰化杂环化合物和阳极氰化芳香化合物的研究。

A comprehensive review on the recent development of anodic cyanation reaction used in electroorganic synthesis is given in this paper . The research on anodic cyanation of amine , heterocyclic compounds and aromatic compounds is presented .

同时氰化反应也是合成手性有机化合物的重要途径，因此在有机化学工业、医药、农药、染料、颜料、液晶材料、高分子材料等行业中有着十分重要的应用。

Simultaneously it is also the important way to synthesize chiral organic compounds . Therefore , cyanation has a considerable applications in organic chemicals , medicines , pesticides , dyestuff , pigments , crystal materials and polymer materials .

α-氨基腈的阳极氰化合成反应研究

Studies on the Anodic Cyanation Reaction to Synthesize α - Aminonitriles

硫化银与氰化钠反应研究

Probing into the reaction of silver sulphide and sodium cyanide

采用收缩未反应芯模型较好地描述了银的氰化浸取反应过程。

The process is well described by using Shrinking Core Model .

本文采用二步法合成双酚A二氰酸酯（BCE），由氰化钠和液溴反应合成溴化氰。

The Dicyanate of bisphenol A ( BCE ) was synthesized by using the method of two steps .

加压氰化过程通过强化反应动力学，可实现难浸金属的高效浸出，在贵金属湿法提取冶金领域是一新兴技术。

Pressure cyanide leaching process is a new technique in precious metal hydrometallurgical field , which can promote the leach reaction kinetics and obtain higher metal recovery by treating refractory ore.

介绍了氰化钠溶液水解反应符合一级动力学规律，提出了除氰率与水解除氰的初始浓度大小无关。

It is presented that hydrolysis reaction of cyanide solution accords with the first level dynamics law and the hydrolysis rate is independent of the initial concentration of cyanide destruction by hydrolysis .

骨吸收抑制剂氨基二膦酸类化合物及其钠盐的合成以烟酸乙酯为原料，经还原、氯代、氰化、水解等反应合成了骨吸收抑制剂利塞膦酸钠中间体3-吡啶乙酸盐酸盐。

A Synthetic Method of the Bone Resorption Inhibitor Amino bisphosphonates and Their Sodium Salts An intermediate of bone resorption inhibitor risedronate sodium , 3 pyridine acetic acid hydrochloride , was synthesized from ethyl nicotinate via reduction , chlorination , cyanation and hydrolysis .

高效绿色氰化剂应用范围拓展是未来有机氰化反应研究的热点之一。

The application of efficient and green agents is a hot topic of future organic cyanation reaction .

金矿直接焙烧后，金的氰化浸出率为56.17%，加入助剂焙烧后，金的氰化浸出率为81.48%以内。若在氰化反应体系中加入2？

The gold cyanide leaching rate is 56.17 % by direct roasting , but within 81.48 % with addition of auxiliary agent , then reaches as high as 87 % ~ 90 % with addition of 2kg / t leaching agent and improves the velocity of cyanidation as well .