Esters

英音[ ˈestəz ] 美音[ ˈestərs ]

酯类

常用释义

n. 酯类

n. （Esters）人名；（德、英）埃斯特斯

扩展信息

酯

港澳台联考考纲 - 豆丁网 ... 羧酸( carboxylic acids) 酯( esters) 醚( ethers) ...

酯类

4、酯类（Esters）精油中的香气味均有此而来，是一种香气分子。可以抗炎、抗痉挛、以及平服神经系统。

酯类化合物

酯类化合物(Esters)：乙酸乙酯(Ethyl acetate)、甲基丙烯酸甲酯(Methyl methacrylate)与其他酯类化合物引起之中毒及其续发症 …

脂类

国外食品标准手册 -... ... 71.080.60 Alcohols. Ethers 醇、醚 71.080.70 Esters 脂类 71.080.80 Aldehydes and ketones 醛和酮 ...

酯類化合物

1.33 酯類化合物（Esters）：乙酸

酯类油

恒洲实业股份有限公司 ... Isostearic Acid 异硬脂酸 Esters 酯类油 Mono Acid 单酸 ...

酸酯

...：乙烯(ethylene)/丙烯(acrylic)酸酯(esters)。

例句

The body 's natural sebum also contains wax esters, which act as a sort of natural moisturizer and environmental barrier for the skin.

人体天然的皮脂中也含有蜡酯，它在皮肤中的角色除了保湿还是皮肤一个应对外界环境的保护层。

The categories and toxicity of phthalate esters that might have the effects of environmental endocrine-disrupting chemicals are introduced.

对其中可能产生内分泌干扰作用的化学物质种类、毒性进行了介绍。

Its esters seem to be relatively stable when compared with other wine yeasts.

其酯类似乎是相对稳定相比其他酒酵母。

Eastman cellulose esters are based on up to sixty percent cellulose, one of the most abundant natural renewable resources.

伊士曼纤维素酯的基础上百分之六十的纤维素，最丰富的天然可再生资源之一。

Nerve agents such as Sarin, Tabun and Soman are parts of organic phosphorus esters to which organophosphorus pesticide belong.

神经性毒剂沙林、塔崩、梭曼与有机磷类农药敌敌畏等同属于有机磷酸酯类化合物。

concludes with a synthesis of citric acid esters of the existing problems, development the direction and application prospects.

最后提出了柠檬酸酯的合成目前存在的问题、发展方向和应用前景等。

Further, result of GCMS analysis showed that ethanol extract of Corallina officinalis is dominated by esters.

GCMS 分析表明，珊瑚藻乙醇提取物成分以酯类为主。

The invention discloses a preparation of sterically hindered hydroxyphenylcarboxylic acid esters and a composition prepared by the same.

本发明公开了一种空间位阻羟苯基羧酸酯的制备方法以及由该方法所制备的组合物。

keto acids and their esters are active intermediates with difunctional groups in organic synthesis as well as in bioorganic process.

酮酸及其酯是一类双官能团化合物，性质活泼而特殊，是重要的有机合成、药物合成及生物合成中间体。

Benzotriazole, o - hydroxyl benzophenone, salicylic acid and esters comprise several important types of ultraviolet - absorbents (UAS).

苯骈三唑、邻羟基二苯甲酮、水杨酸酯类化合物构成了几种重要类型的紫外吸收剂。

If desired, the product obtained can be further separated to obtain purer sucrose esters and monoglycerides respectively.

产品尚可按需要进行分离，分别获得脂肪酸蔗糖酯和单脂肪酸甘油酯。

Hydrocarbons, esters, alcohols ketones, and aldehydes were the major constituents. Hydrocarbons were dominant in Owari Satsuma cultivar.

主要成分为烃类、酯类、醇类、酮类和醛类化合物。

Constituents of Rose Otto : Citronellol , Geraniol , Nerol, Farnesol, Esters, Rose Oxide etc hundreds of the rose fragrant ingredients .

玫瑰油营养成分：香茅醇，玫瑰醇，橙花醇以及各种酯类等上几百种天然芳香挥发成分。

As a new kind of green solvents, ionic liquids have many advantages over organic solvents for enzymatic synthesis of sugar esters.

离子液体作为新型绿色反应介质，用于糖酯类化合物的酶法合成具有许多优点。

Esters are the major components, the other chemical constituents were alkane, acids, alcohol, aldehyde and ketone.

主要成分为酯类化合物，同时鉴定出烷烃类、酸、醇、醛、酮类化合物。

However, esters are subject to hydrolysis, a retrograde reaction where water breaks the ester down into the starting alcohol and fatty acid.

然而，酯受制于水解，酯类行逆行反应，使水膜破裂，变成一开始的乙醇跟脂肪酸。

Polyol esters are suitable to be lubricant of minimal quantity lubrication to metal working.

多元醇酯适合作为微量润滑金属加工润滑剂。

The GAC-sand biofilter could remove benzoic acid esters, aliphatic acid esters and phenols in the influent of the biofilter effectively.

活性炭、石英砂双层滤料生物滤柱可较大幅度地去除苯酸酯类、脂肪酸酯类和酚类等有机物。

Conclusion: The esters were the main components, amounting for 38. 67% of the total, followed by sesquiterpene amounting for 26. 58%.

结论：硬毛地笋脂溶性成分主要为酯类（38.67%），其次为倍半萜类（26.58%）。

Conclusion The main components of the volatile oil were firstly analyzed and most of them were esters and alkanes.

结论首次对林下参的挥发性成分进行了分析，含量较高的主要是酯类和烷烃。

Maize starch phosphate esters with different degrees of substitution were used as additives to the processing of chicken meat sausage.

研究了添加不同取代度玉米磷酸酯淀粉对鸡肉火腿肠品质的影响。

Recent progress with respect to the hydrogenation of fatty acid methyl esters to fatty alcohols under moderate pressure was reviewed.

综述了脂肪酸甲酯中压加氢制天然脂肪醇工艺的国内外研究进展；

更新时间：2025-04-23 20:16