This treatise introduces the physicochemical property,reaction mechanisim,synthesis method and the yield of benzyl pyridin benzimidazolone.

对苄基吡啶基苯并咪唑酮的物化性质、反应原理、合成方法及收率作了详细叙述。

Silazanes were divided into chain-silazane, cyclo-silazane and poly-silazane according to the material variety and synthesis method.

硅氮烷根据原料以及合成方法的不同可分为链硅氮烷、环硅氮烷、聚硅氮烷等。

The synthesis methods of double (three chlorine methyl) carbonate by using solvent and nonsolvent method are introduced.

给出了溶剂法和非溶剂法两种合成双(三氯甲基)碳酸酯的方法。

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

摘 要： 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。

Methods Prepare the root canal with routine, stepback, endo-ultrasound, precurve and synthesis methods, then fill the root cannal with gutta percha points, reexaminate after 6 months.

方法采用常规法、逐步后退法、超声法、预弯法和综合法进行根管预备并充填，6个月后复查。

The hydrothermal synthesis method was adopted to prepare the rutile-type nano-sized TiO2 by using low-cost metatitanic acid as the starting reactant and the monacid as the dressing agent.

以偏钛酸为起始反应物,一元酸为修饰剂,采用水热合成法制备纳米金红石型二氧化钛。