苯并咪唑

Study on the synthesis and structure -property relationship of cyanine dyes is of important theoretical and practical sinificance.

本文以噻菁、噻碳菁和苯并咪唑—噻碳菁这三种类型的菁染料的合成及性质研究为核心，展开了一系列工作，归纳如以下几个方面

Novel synthetic methods for alkyl methyl ketone, symmetric diketone , long-chain diketone and macrocyclic ketone were provided.

利用二苯并咪唑盐与格利雅试剂的加成-水解反应，提出了长链二酮的新合成方法。

Benzimidazoles and their derivatives have wide applications in medicine, fungicide, textiles and many other fileds.

苯并咪唑及其衍生物是一类应用广泛的化合物，在制药、纺织、杀菌剂等众多领域都有应用。

In this paper, the addition-hydrolysis reactions of the benzimidazolium salts, bisbenzimidazolium salts with Grignard reagents were studied.

利用苯并咪唑盐与双格利雅试剂的加成-水解反应，提出了对称二酮的新合成方法。

The present work aims to investigate and develop a series of coumarin dyes containing nitro or amino benzimidazole group for the polyester and nylon fabrics and so on.

本实验主要目的乃针对聚酯、尼龙等织物制备出一系列含有硝基或胺基苯并咪唑基团之黄色萤光染料。

Transition metal complexes based on benimidazoles can be used as simulacrum of biology molecular, even more catalytic activity was found in some of them.

研究发现苯并咪唑衍生物与过渡金属形成的配合物中，有些具有生物分子的模拟酶作用，部分还具有催化活性。

Commercially available 2 nitro 4 methoxyaniline was used as starting material and converted via reduction with zinc dust and cyclization with potassium ethyl xanthate into the title compound,suggesting that this procedure is suitable for industrial production.

以4 甲氧基 2 硝基苯胺为原料，经锌粉还原后，再与乙基黄原酸钾环缩合制得2 巯基 5 甲氧基 1H 苯并咪唑。结果收率80%。结论该方法简单易行，适合工业化生产。

Summarized the recent years benziminazole class compound different synthetic method, specially microwave synthesis application.

综述了近年来苯并咪唑类化合物的不同的合成方法，特别是微波合成的应用。

This invention discloses super molecule plant layer 2-benzene group benzimidazole-5 sulfonic acid and its preparation method and application.

本发明提供了一种超分子插层2-苯基苯并咪唑-5-磺酸及其制备方法与用途。

Tetrahydrofolatecoenzyme,Benzimidazoline,One-carbontransfer,Mannichalkali,Tetrahydroisoquinoline,Tetrahydro-β-carboline

四氢叶酸辅酶，苯并咪唑烷，一碳转移，Mannich碱，四氢异喹啉，四氢-β-咔啉

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。