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esters

音标:/'estəs/ 生词本: 添加笔记:
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phthalate esters

邻苯二甲类;酞

Four compounds of phosphite ester and phosphoramide containing azido groups were synthesized. The molecular structure of the products has been confirmed by IR,1HNMR,FAB-MS and elemental analysis.

首次合成了叠氮亚磷及叠氮磷酰胺类化合物,并用IR、1HNMR、FAB-MS及元素分析对化合物结构进行了鉴定。

It is found that incorporation of a trifunctional carboxylic ester or silane coupling agent can improve the adhesion of coatings on glass.

实验发现加入一定量的三官能团或硅烷偶联剂可以显著提高紫外光固化玻璃涂膜对玻璃的附着力。

The results showed that the main compound categories of aromatic components were alcohols, esters, terpenes and ketones for all half-highbush blueberry cultivars.

结果表明,半高丛越橘以醇类、、萜类酮类物质为主。

Dicyclohexylcarbodiimide (DCC) is widely used in the reaction for synthesis of esters and amides as a condensation agent.

二环己基碳二亚胺(DCC)是、酰胺化等反常用的一种脱水剂,采用DCC脱水合,反条件温,合成收率通常较高。

Atropine is a specific antidote for the cardiovascular collapse that may result from the injudicious administration of a choline ester.

阿托品是治疗由于用胆碱不慎而引起的心血管性虚脱的特效解毒剂。

This work applied the new type capillary column modified by barium sulfate. It has completed the solubilty of high boiling ester in para-methyl-toluate with the method of chromatography.

研究了硫钡微晶改性新型毛细管柱的用.可用于色谱法测定完全互熔性高沸点在对甲基苯甲中的溶解度.

Xanthic ester is a kind of catcher in the floatation of minerals.Though only a very little amount of xanthic ester is discharged into water, it smells wondrously bad.

[摘要] 浮选矿捕集剂黄原极少量地排入水中也能使水的味道极其难闻。

Tannase hydrolyses the ester bonds and depside bonds in gallic acid tannins to release gallic acid and glucose.

摘要单宁酶可水解没食子单宁中的酚羧,生成没食子葡萄糖。

There are two reactive groups, amino and butoxy in the borate ester molecule.The structure of the borate ester was characterized by IR spectrum.

[中文文摘]通过分子结构设计,合成了一种氮-硼内配位结构的硼偶联剂,解决了硼水解稳定性差的问题,同时分子结构中含有氨基、丁氧基等活性基团。

The cold-fust of the plasticzing agent that use it as material is better than the ester of Butanone and Octanol.

以它为原料的增塑剂耐寒性优于丁醇辛醇的

The group will focus on lutein in pure powder beadlet and oil suspension and lutein ester in powder beadlet and oil suspension.

该小组将重点放在叶黄素在纯,粉末,beadlet石油暂停叶黄素在粉末,beadlet石油被停牌。

The major aromas were hexylic acid ethyl ester, benzyl ethanol, octylic acid and octylic acid ethyl ester.

主体风味成分是己、苯乙醇、辛

The research provided the applicable functional monomer leading urethano into acrylic ester.

为将氨基团引入丙烯树脂提供了一种可用的官能单体。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧二乙烯基醚的反,我们得到了一种新颖的醛结构分子玻璃。

Ingredient: KL sublimation medicinal preparation 80%, dextrorotary alkyne fifth heavenly stem chrysanthemum ester 2-3%, function medicinal preparation 1- 3%.

KL升华剂80%,右旋炔戊菊2-3%,功能剂1- 3%。

The toxicity effect of 6 carbamic ester pesticides on Anabaena flos-aquae was studied.

以水华鱼腥藻为材料研究了6种氨基甲类农药对藻类的毒性效

The results revealed that there was the toxicity effect of 6 different carbamic ester pesticides on Anabaena flos-aquae.

结果发现,6种氨基甲类农药对水华鱼腥藻都有不同程度的毒性作用。

By using phase transfer catalyst, the yield of the preparation of cyclopropane carboxylic isopropyl ester was increased.

在环丙甲异丙的合成反中,通过相转移催化剂提高了反收率。

Biocat-alytic production processes have been set up for the manufacture of special esters like cetyl ricinoleate, so-called emollient esters, used as skin caring oils in cremes and lotions.

化妆品行业上已经建立了生物催化过程来生产如十六烷基蓖麻醇等化妆品工业中用的

The synthesis of tridecane dicarboxylic acid diethyl ester with ethyl alcohol and tridecane dicarboxylic acid as reactants and cation exchange resin as catalyst had been studied.

以强性阳离子交换树脂为催化剂,十三碳二元与乙醇为原料合成十三碳二元二乙,考察了影响反的因素。

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aciculisivae, aciculum, acid, acid halide, acid rain, acid rock, acid test, acid value, acid wash, acidaemia,

相似单词


esterification, esterified, esterify, estero, esterolysis, esters, estersil, Esterweld, esthacyte, esthematology,
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