It has important meanings in industrialization of Grignard reagents.

这些对格利雅试剂的工业化生产具有重要的意义。

Grignard reagents has a wide range of applications in organic chemistry.

格氏试剂在有机化学中的应用十分广泛。

Di-Grignard Reagent and mono-Grignard Reagent were prepared using 1, 4-dibromobutane.

以1,4 -二溴丁烷为原料，分别制备了双格氏试剂和单格氏试剂。

Improvement on the Grignard method is made and the semi industry experiments are reported.

对传统的格利雅法合成四丁基锡工艺进行了改进，并报道了其半工业试验的效果。

Study the technologic conditions of preparing Grignard reagent benzylmagnesium chloride under ultrasonic condition.

研究超声波法制备格利雅试剂氯化苄基镁的工艺条件。

Through experiment we discussed the preparative condition and came out with methods of mono-Grignard Reagent preparation.

通过实验讨论了它们的制备条件，提出了单格氏试剂的两种制备方法。

The effects of solvent of Grignard reagent, pyridine hydrochloride and boron tribromide on yield of product were investigated.

考察了格氏试剂的溶剂、反应物盐酸吡啶和三溴化硼对脱甲氧基收率的影响。

The decyl chloride was used instead of 1-bromodecane to produce Grignard reagent to reduce production of the byproduct eicosane;

以氯癸烷替代溴癸烷做格氏反应，有效地降低了偶联副产物的生成；

One-pot synthesis method of diarylmethylamines was investigated using aryl lithium salt, thioformamide and aryl Grignard reagent.

由芳基锂盐、硫代甲酰胺和芳基格氏试剂一锅法合成了取代二芳基甲胺。

Based on it, the synthesis method has been improved. Several new compounds have been prepared by the Grignard reaction of its hydrogenation product.

在此基础上，改进了它的合成方法，并通过它的氢化产物的格氏反应，制备了一些新的化合物。

Diallylethoxylmethylsilane is an important silicone intermediate. It was prepared by reaction of methyltriethoxylsilane with allyl chloride grignard reagent.

甲基二烯丙基硅烷是一种重要的有机硅中间体，采用甲基三乙氧基硅烷和烯丙基氯通过格式反应制得。

According to the mechanism of the exchange of metal-halogen, the time and temperature of reaction is proper extended, and the quality of reaction of grignard is improved.

根据金属—卤素交换的机理，适当的延长时间和降低温度，使格利雅合成的质量得到提高。

The synthesis methods of hexamethyldisilane, such as reductive coupling reaction, Grignard reagent alkylation, electrochemical reduction et al, were recounted in details.

综述了近年来国外关于六甲基二硅烷的合成工艺（还原耦合法、格氏试剂法、电解还原法等）；并就其未来的研究方向提出了建议。

This paper briefly reviews the research results about small di-Grignard reagents, including their preparation, properties and applications in organic and organometallic synthesis.

介绍了有关小分子双格氏试剂的研究成果，扼要阐述了该试剂的制备、特性以及在有机合成和金属有机合成方面的应用。