查询词典 isocyanide

The calculation for phenyl isocyanide by DFT was based on cluster and slab models.

分别采用平板模型和簇模型对苯异氰的吸附进行了密度泛函理论计算。

On the other word, enhancing the stability of the isocyanide is the most important point in this reaction.

也就是说，如何提高反应中异氰基化合物的稳定性是一个相当大的课题。

The adsorption and self-assembly of isocyanide derivatives on Au(111) surface were investigated by density functional theory and molecular dynamics simulation.

本文通过密度泛函理论和分子动力学模拟方法研究了异氰衍生物在Au(111)表面的吸附和自组装。

Catalytic asymmetricα-addtion of isocyanide to polarized multiple bond is a challenging research field, and only few successful examples have been reported so far.

异腈对极化多重键的不对称催化α-加成反应是富有挑战性的研究领域，目前为止，仅有为数不多的成功范例。

The reaction of chiral isocyanide with N-sulfonylimine catalyzed byRh complex gave 2-imidazoline in 68 - 82% diastereoselectivity.

本论文由五部分组成·在没有任何酸，碱和催化剂存在下， N-磺酰亚胺与异氰乙酰胺反应，以60-94％的产率生成1，3-恶唑。1，3-恶唑的结构由X-ray分析测定。

In recent years,both the domestic and overseas market for Trichloro isocyanide Sodium Uric Acid and compound disinfectant series has been rising continuously with some foreign countries having a large importation from China.

水、电、燃料县内满足供应。近几年来，国内外市场对生产三氯异氰尿酸钠、灭毒威系列消毒剂产品需求不断扩大，尤其是国外每年都从中国大量进口，仍不能满足需要。

A mild and convenient method for the synthesis of 4(3)-substituted 3(4)-nitro-1H-pyrroles and 3-substituted 4-methyl-2-tosyl-1H-pyrroles from nitroolefins and tosylmethyl isocyanide in ionic liquid 1-butyl-3- methylimidazolium bromide was developed.

本文以离子液体－溴化1-丁基-3-甲基咪唑为溶剂，采用对甲苯磺酰基甲基异腈与硝基烯反应生成4(3)-取代-3(4)-硝基-1-氢吡咯或3-取代-4-甲基-2-对甲苯磺酰基-1-氢吡咯。

Starting with commercial available tosylmethyl isocyanide and but-2-enoic methyl ester, pyrrolo[2,1-f][1,2,4]triazine derivatives was prepared by twelve-steps process in total yiled of 5.0%~8% via pyrrole and pyrrolo [2,1-f] [1,2,4] triazine ring formation, substitution and amination reactions etc.

本文以简单的对甲基苯磺酰甲基乙腈和反-2-丁烯酸为原料，经过形成吡咯，吡咯并[2，1-f][1，2，4] 三嗪环，取代，酰胺化等等12步反应，合成了结构新颖的吡咯并[2，1-f][1，2，4] 三嗪衍生物，总收率达5%～8%。

Ugi-4CC(four-component condensation) reaction is one of isonitrile-based MCR＇s(multi-component reactions), which is started with an amine, an aldehyde, a carboxylic acid and an isocyanide, after one-potreaction to produce a compound composed of the whole four starting materials.

Ugi-4CC四组份缩合反应是基于异腈的MCR＇s之中一类，它以异腈、羧酸、醛、胺为原料，可经一罐反应缩合生成由四种起始物共同组成的产物。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。