查询词典 synthesize

In this study enamine was used as the reactive intermediate for alkylation of cyclohexanone alkylate,to provide a new route to synthesize the perfume-α-tert-butylcyclohexanone after overcoming many disadvantages of the traditional technical route,such as the complicated of reaction steps,the expensive reagents adopted,the high demand for the equipment used,and the low yield of product.

利用烯胺作为环己酮烷基化的活性中间体，为香料α-叔丁基环己酮的合成提供了一条新的途径，克服了传统工艺反应步骤烦琐，试剂昂贵，设备要求较高，产率不高等缺点，易于工业化生产。

Deactivation and regeneration of QZ-2000 catalyst for alkylation of benzene and propylene to synthesize cumene were studied.

对苯和丙烯烷基化反应合成异丙苯的QZ-2000烷基化失活催化剂进行了失活原因及再生条件的研究。

In the paper, the research evolvement of electrocarboxylation from carbon dioxide with olefin, alkyne, and ketones in near decades was summarized, these reactions were convenient ways to synthesize some valuable pharmaceutical precursor and intermediates in organic synthesis.

文章综述了近几十年来二氧化碳与烯烃化合物、炔烃化合物以及酮类化合物的电羰基化反应的研究进展，这些反应是合成一些有价值的药物前驱体或是有机合成中间体的简便方法。

It afforded a practical method to synthesize chiral allylic amines.

该方法是合成手性烯丙基胺类化合物的一个非常适用方法。

The condition is advantageous to Alternaria to belong to the germ ethylene to synthesize.

条件有利于Alternaria属菌乙烯的合成。

Vitamin A not only can synthesize inspect amaranthine qualitative, it is clearer to still can make the eye sees a thing below dark light, accordingly, green tea not only can eliminate computer radiant harm, still can be protected and raise eyesight.

维生素A不但能合成视紫红质，还能使眼睛在暗光下看东西更清楚，因此，绿茶不但能消除电脑辐射的危害，还能保护和提高视力。

The research aimed to synthesize amide by using a simple synthesis method.

［目的］采用简单的合成方法来合成酰胺。

Nitrile is a kind of organic compounds containing cyano group,it is a starting material to synthesize a series of amine,acid and polymer.Hydrolysis reactions of nitriles have been widely applied in plentiful of organic synthesis such as amino acid, amide,carboxylic acid and its derivatives,which occupy an extremely important position in organic synthesis.

腈是一类含氰基的有机化合物，作为合成一系列胺、酸和聚合物的起始原料，其水解反应广泛应用于氨基酸、酰胺、羧酸及其衍生物的合成，在有机合成中占有极其重要的地位。

METHODS:This compound was synthesize by steps of ammonolysis,hydrogenize,diazotization and coupling from 4-nitrobenzoyl chloride.

以对-硝基苯甲酰氯为原料，经氨解、氢化、重氮化及偶合四步反应得到了巴柳氮。

The method was also propitious to synthesize amyl p -hydroxybenzoate.

该方法也适合于合成尼泊金戊酯。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。