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

主体风味分是己酸乙酯、苯乙醇、辛酸和辛酸乙酯。

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

为将氨酯基团引入丙烯酸树脂提供了一种可的官能单体。

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

以华鱼腥藻为材料研究了6种氨基甲酸酯类农药对藻类的毒性效应。

The preparation of penicillin G sulfoxide p-nitrobenzyl ester from penicillin G was studied.

对青霉素G钾制备青霉素G亚砜对-硝基苄酯工艺进行了研究。

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)是酯化、酰胺化等反应常的一种剂,采DCC缩合,反应件温和,合通常较高。

The content of xanthophyl fatty acid ester obtained is 70-80%, wherein the content of all-trans xanthophyl ester is 90-95%.

本发明方法得到的叶黄素脂肪酸酯含量为70～80％，其中全反式叶黄素酯达90～95％。

Conclusion Besides hydrolysis reactions, ester-exchange reactions happen for diester-aconitines and triester-aconitines in the decocting of FAK.

结论在草乌花煎煮过程中，双酯型和三酯型乌头生物碱除发生解反应外，还发生酯交换反应生双酯型和三酯型脂类生物碱。

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

在环丙甲酸异丙酯的合反应中,通过相转移催化剂提高了反应。

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

摘要单宁酶可解没食子酸单宁中的酯键和缩酚羧键，生没食子酸和葡萄糖。

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

结果发现,6种氨基甲酸酯类农药对华鱼腥藻都有不同程度的毒性作。

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

KL升华剂80%，右旋炔戊菊酯2-3%，功能剂1- 3%。

This paper contains two parts: (1) Trisubstituted Cyclopropane and FluorinatedAlkynone; (2) Phosphate Ester and Phosphonyl Compounds.

(1)三取代环丙烷和含氟炔酮;(2)膦酸酯和膦酰化物。

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

阿托品是治疗由于胆碱酯类不慎而引起的心血管性虚的特效解毒剂。

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和辛醇的酯类。

The ore sample was dissolved in nitric acid.After enrichment and separation with Xanthic ester cotton,the silver was determined by thiocyanometry.

该方法采硝酸溶解样品,黄原酯棉富集分离,以硫氰酸盐滴定法进行测定。

Diester deoxyaconitine is very toxic.When deoxyaconitine was transformed into mono-ester aconitum alkaloids and lipo-alkaloids by human intestinal bacteria, the toxicity decreased.

双酯型的去氧乌头碱的毒性较高，当它被肠内细菌转化为单酯型和脂类生物碱时会使其毒性降低。

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

通过一元羧酸和二乙烯基醚的反应,我们得到了一种新颖的酯缩醛结构分子玻璃。

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、酯类、萜类和酮类物质为主。

Archaean cell walls lack murein, a common component of bacterial cell walls, and their lipids have ether links rather than ester links.

古细菌的细胞壁缺乏细菌细胞壁组的普遍物质-胞壁质，其连接是醚连接而不是酯连接。

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和石油暂停和叶黄素酯在粉末，beadlet和石油被停牌。