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Anisic acid is separated from the residue of producing anisic aldehyde and synthetized methyl anisate.

从茴油生产茴的废渣、废液中提取副产品茴酸,成茴酸甲酯。

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The synthetic methods of peptide thioester and peptide aldehyde are also discussed.

还介绍了与多片段连接有关的硫酯成方法。

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Composition of 1,8 - cineole (80%), camphene, phellandrene, Terpineol acetate, geraniol, isoamyl aldehyde, citronellal, and pepper ketones.

组成1,8-桉叶素(80%以上)、莰烯、水芹烯、萜品醇、乙酸叶醇、异戊胡椒酮等。

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In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.

本文对二甲二氯硅烷反应成二甲硅双烯醇醚进行了研究。

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Methods A serials of thiosemicarbazones were synthesized by utilizing aromatic aldehyde,aromatic ketone and thiosemicarbazide in aqueous solution under ultrasound irradiation.

目的利用超声技术水相体系相结的绿色成法优化缩氨硫脲的成条件,扩展超声技术在有机成中的应用范围。

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Aldehyde dehydrogenase is a kind of endoenzyme,and cell disruption is the major step in its extraction from Saccharomyces ceravisia.

脱氢酶(ALDH)是一种胞内酶,在从酵母中分离提取ALDH的过程中,破碎细胞是其中的关键步骤之一。

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Objective ]: To study the permeability of cinnamic aldehyde and hydroxycitronellal through skins of mice in vitro.

目的]研究桂、羟对小鼠离体皮肤透皮吸收率。

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Tripeptide aldehyde. Reversible competitive inhibitor of serine and cysteine proteases. Inhibits also phospholipase D and C activation in rat hepatocytes.

。丝氨酸半胱氨酸蛋白酶可逆的竞争性抑制剂。也抑制鼠肝细胞中磷酸酯酶DC的活化。

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Say in findings report, the chemical contaminant that exists generally in French household is acerbity salt of formaldehyde, aldehyde, phthalein and DDVP.

调查报告中说,在法国家居中普遍存在的化学污染物是甲、乙、酞酸盐敌敌畏。

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A new convenient and general one-step route for preparing azines by treating aromtic aldehydes and semicarbazide with anhydrous zinc chloride as catalyst is described.

吖嗪是用途很广泛的化物,如作染料,光敏物质,聚单体,另外它们还是加成反应的母体化物。

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At the same time, some other oxycompound groups, such as carbonyl group, aldehyde group and ketone group, appear or increase with temperature rising.

与此同时,、酮、酯类羰、芳酮、类羰等类含氧团或者从无到有,或者官能团数量不断增加。

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Cankered material can produce effluvial carcinogen aldehyde. 2.

腐烂的物质可以产生恶臭的致癌物质乙

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Under acid condition open chaining crown ether diaromatic aldehyde can react, and they will synthesize a compound of chaining crown ether diaromatic aldehyde thiosemi-carbazone kind.

摘要链状冠醚二芳在酸性条件下与氨硫脲反应,成了链状冠醚二芳缩氨硫脲类化物。

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In this paper, the PVA of major component in the Sensitized emulsion was modified by the polyreaction with formaldehyde, butyl aldehyde, furfural and alcohol.

用甲、丁、糠对重氮感光胶中的主要成分聚乙烯醇进行改性,以增强感光胶的耐水性耐磨性。

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The syntheses of two new derivatives of 4 - pyrone, by the reaction of adipyl choloride with enamines deriving from chain ketones and aldehydes, are described.

本文由链状酮的烯胺与己二酰氯反应成两个新的4-吡喃酮衍生物。

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Recently, it has been shown that the Mitochondrial aldehyde dehydrogenase is responsible for the bioactivation of nitroglycerin prior to the release of NO, which is a strong vasodilator.

近来,有研究表明线粒体乙脱氢酶是体内催化硝酸甘油生物转化的主要途径,线粒体乙脱氢酶同时具有脱氢酶酯酶的催化活性,其酯酶活性可以通过将硝酸甘油脱硝形成一氧化氮,进而血管扩张。

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节日综合

Aldehydes are cilantro's primary odor-causing compounds.

类物质是香菜产生气味的主要化合物。

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WIL生活启示

Aldehydes are well known to be toxic.

所周知,乙有毒。

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WIL生活启示

In contrast, frying in butter, olive oil, coconut oil, and lard produced far lower levels of aldehydes.

而用黄油、橄榄油、椰子油或猪油来炸,产生的乙相对要少很多。

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WIL生活启示

So when you heat vegetable oils, free radicals as well as small lipid fragments called aldehydes can form.

所以,当被加热时,菜油会产生自由和一种名叫乙的脂质碎片。

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化学 Crash Course

Alcohols and aldehydes have a lot of similar properties because of the electronegativity of the oxygen.

。 由于氧的电负性, 醇和具有许多相似的性质。

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科学60秒-科学美国人 2021年11月合集

By functional group I mean an alcohol group or ketone group or aldehyde group or acid group.

官能团是指醇或酮或酸

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SciSHow 快问快答小科普

But aldehyde aromas can also be found in your kitchen, since they give some foods their

但是在的厨房中也可以发现类气味, 因为它们给某些食物带来了气味。

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VOA常速英语_健康

It has chemicals, including aldehydes and special alcohols that are produced as a result of heating, these solvents that are in the vaping liquids.

它含有化学物质,包括由于加热而产生的类和特殊醇,这些溶剂存在于蒸发的液体中。

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Life Noggin

When your liver encounters alcohol enzymes known as alcohol dehydrogenase, or ADH, and aldehyde dehydrogenase, or ALDH, it will metabolize the alcohol.

的肝脏遇到称为酒精脱氢酶( ADH) 和脱氢酶(ALDH) 的酒精酶时, 它会代谢酒精。

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Crash Course 综合篇

The word ends in a non-numbered '-al', so finally we can stick an aldehyde on carbon number one, and yeah, that was actually pretty easy!

词以未编号的“-al” 结尾,所以我们终于可以在一号碳上添加一,是的,这实际上非常简单!

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Crash Course 综合篇

Like last week we talked about alcohols and aldehydes and ketones, but we didn’t talk about how they affect nomenclature and boy do they.

就像上周我们讨论了醇类、类和酮类,但我们没有讨论它们如何影响命名法, 而男孩却这样做了。

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SciSHow 快问快答小科普

Some research suggests these aldehydes also have antifungal and antibacterial properties, so they may be helping stink bugs fight diseases at the same time.

一些研究表明, 这些还具有抗真菌和抗菌特性,因此它们可能同时帮助臭虫对抗疾病。

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SciShow - Chemistry

Natural vanilla, which comes from the vanilla bean, contains hundreds of chemicals, but the only really important one for taste and smell is an aldehyde called vanillin.

来自香草豆的天然香草含有数百种化学物质,但唯一对味道和气味真正重要的是一种叫做香兰素的

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看广告学英语

Thanks to the magical alchemy of the aldehydes, I throw people off the scent, not evoking any one flower, to become " a woman's fragrance with a woman's scent" .

藉由魔法般的乙带来神祕变化,我让人们超脱香气,不再联想起任一种花香,升华为「一款闻起来像女人的香水」。

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SciShow - Chemistry

Plus, aldehydes usually have strong smells, and vanillin also contains a ring of six carbon atoms, known as a benzene ring, that tends to make chemicals even smellier.

此外,通常具有强烈的气味,而香草还含有一由六碳原子组成的环, 称为苯环,这往往会使化学物质更臭。

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《沙丘》有声书

Its mouth was some eighty meters in diameter … crystal teeth with the curved shape of crysknives glinting around the rim … the bellows breath of cinnamon, subtle aldehydes … acids… .

它的嘴巴直径大约有八十米… … 水晶牙齿的边缘闪闪发光,弯曲的水晶刀形状… … 肉桂的风箱气息,微妙的类… … 酸类… … 。

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化学 Crash Course

If you were paying attention, you learned that alcohols are organic compounds with hydroxyl groups, if you dehydrogenate them, the hydroxyl converts to a carbonyl and they become dehydrogenated alcohols or aldehydes.

如果你留心的话,你就会知道醇是带有羟的有机化合物, 如果你将它们脱氢, 羟就会转化为羰, 它们就会变成脱氢的醇或

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化学 Crash Course

So dive in, join me in this solution of ethers and esters and aldehydes and amines and alcohols, but, like, not literally because that would be super gross and you would probably die.

所以潜入,和我一起加入这种醚类、酯类、类、胺类和醇类的溶液, 但是,就像,不是字面意思, 因为那会非常恶心, 你可能会死。

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科学60秒-科学美国人 2020年5月合集

And one of the chemicals also acts as a sex pheromone in two different types of insects—which means that these kinds of long-chain fatty aldehydes are likely used widely throughout the animal kingdom for social communication.

其中一种化学物质还在两种不同类型的昆虫中充当性信息素——这意味着这些长链脂肪可能在整动物王国中广泛用于社会交流。

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