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Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.

通过过一硫酸和丙酮反应,合成了新型高效的氧化剂二甲二氧环烷。

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The freshly abraded specimen must then be washed in industrial spirit and Analar acetone.

然后,研磨好的新鲜试样必须业酒精及纯丙酮中洗涤。

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Some holoenzymes, such as pyruvate dehydrogenase, are highly compex, with several cofactors.

有一些全酶是高度复杂的,如丙酮酸脱氢酶。

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No osmyl and no taste.Soluble in Benzene,Acetone,C2H4Cl2,CS2,toluene,party soluble in alcohol,diethyl ether,insoluble in water,gasoline.

溶于丙酮、苯、甲苯、二硫化碳、二氯乙烷,微溶于乙醇和乙醚,不易溶于水和汽油。

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Benzylidene acetone exports accounted for first in the country.

苄叉丙酮的出口量占全国第一。

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A method for the synthesis of hexylene glycol by catalytic hydrogenation from diacetone is presented.

介绍以双丙酮醇为原料,经催化加氢合成异己二醇的方法。

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The release patterns of norgestrel in NRID in vivo were simulated after the norgestrel in NRID was dissolved by acetone and the rest of norgestre was determined by Ultraviolet Ray Spectrometer.

实验室用丙酮溶解,并用紫外线分度仪测定每枚NRID内炔诺酮剩余量,计算每枚NRID内炔诺酮释放量,模拟分析NRID主成分炔诺酮山羊体内的释放规律。

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It reports the synthsis of a new low toxic organic sulphur germicide pyruvoyl - hydrazono - 1, 3 - ditholane.The stracture of objective compound was identified and determined.

报道了一种新型、低毒的有机硫杀菌剂——丙酮酸缩肼叉-1,3-二噻茂烷的合成,并对目标化合物的结构进行了分析。

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(Sweet legumin of 2) heparin and benzyl acetone: Can improve Gao Ning position of blood, and prevent kidney spherule sclerosis and new moon bodily form to become.

( 2)肝素与苄丙酮香豆素:可以改善血液的高凝状态,而小球硬化及新月体形成。

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The proposed method was applied to extracting pure spectra and determining background of a two component system which consists of dichloroethane and propanone, satisfactory results were obtained.

本方法用于二氯乙烷及丙酮中各组分红外谱的提取,获得了满意的结果。

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In this paper we studied the simple history,principle,process and selective method of carrier and medium of production of acetone and butanol with fermentive method of clostridium aceto-butylicum.

本文研究了丙丁菌发酵法生产丙酮和丁醇的简史、原理、过程,以及载体和培养基的选择方法。

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In working skeletal muscle under anaerobic conditions, glyceraldehyde 3-phosphate is converted to pyruvate (the payoff phase of glycolysis), and the pyruvate is reduced to lactate .

骨骼肌厌氧条件下作,3-磷酸甘油醛转变成丙酮酸(糖酵解的收获阶段),丙酮酸又转变成乳酸。

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This paper uses orthogonal experiment to research on the synthesis technique of pseudo-ally lionone from citral and allylacetone. The product structure had analysed by IR.

利用正交试验法对柠檬醛和烯丙基丙酮合成假性烯丙基紫罗兰酮的艺进行了研究,并用红外谱对产品进行了结构分析和鉴定。

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Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).

摘要采用脱氢芳樟醇为原料,乙酰丙酮酸钼、苯甲酸、二甲基亚砜(DMSO)的甲苯溶液中催化重排合成柠檬醛,考察了柠檬醛不同体系中的热敏性。

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Sometimes engineers will use chemicals to clean up of the master on the photoresist or chemical substance, such as hydrogen peroxide, acetonic.

有时程师会拔取一些化学品去纯不兴母盘上的平刻胶或化学精神,如双氧水,丙酮

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However, other solvents, such as acetone and trichlorotrifluoroethane, were not and the procedure was adequate for recovering a known inoculum of spores.

不过其他溶剂(如丙酮和三氯三氟乙烷)就不会,操作适用于回收孢子接种物。

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On the basis of acetone-phosphomolybdate method to detect phosphorus, the microplate method was developed for the determination of activity units of phytase.

摘要丙酮法测磷的基础上,酶活测定时引入微板法。

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Sevoflurane is synthesized from aceton by vapor phase catalytic fluorination, vapor phase catalytic hydrogenation,chloridization and fluoromethylation, which gives a new synthetic method.

丙酮为原料,经氯化、气相氟化、气相氢化及氟甲基化等一系列改进的方法合成了七氟醚,提供了一条新的合成路线。

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Isopropenyl acetate was synthesized from ketene and acetone by direct esterification using strong acidic cation-exchange resin to substitute H2SO4 as catalyst.

以乙烯酮和丙酮为原料,用强酸性离子交换树脂代替浓硫酸作为催化剂,直接酯化合成乙酰丙酮的中间体乙酸异丙烯酯。

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The preparation of hydroxyacetone was studied by esterification of chloroacetone with sodium formate and alcholysis of acetonyl formate with methanol.

以一氯丙酮、甲酸钠和甲醇为原料经酯化与醇解两步反应合成羟基丙酮,研究了反应条件对相转移催化酯化以及醇解反应蒸馏过程的影响。

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科普

Outside of people with a rare genetic disorder known as phenylketonuria, phenylalanine and aspartic acid are generally safe to consume, since they're amino acids that exist in pretty much any protein source.

除了有罕见遗传性疾病-苯丙酮尿症人之外,其他人通常可以安全食用苯丙氨酸和天冬氨酸,因为这两是几乎存在于所有蛋白质中氨基酸。

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Scishow 精选系列

Another antibacterial compound sometimes found in honey is methylglyoxal.

在蜂蜜中,另一种有时可见抗菌化物是丙酮醛。

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经济学人-科技

It has already identified glycolaldehyde and acetone, molecules that have eight and ten atoms respectively.

它已经鉴定出了乙醇醛(8原子分子)和丙酮(10原子分子)。

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科学60秒 听力 2016年10月

But as for his original quest, removing acetone from nail salons?

但是,至于最初疑问,去除美甲沙龙里丙酮

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VOA Standard 2015年1月

And the sweet smell is this particular ketone that is given out; it's called acetone.

甜香味尤其是这种酮所散发出,它学名是丙酮

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Osmosis-遗传

Two FDA approved drugs are also available for the treatment of PKU.

两种美国FDA批准药物现在也可用于苯丙酮尿症治疗。

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Crash Course 解剖生理学篇

Cellular respiration occurs in three simultaneous phases, where glucose is broken down by glycolysis and other catabolic reactions; and then turned into pyruvic acid and acetyl CoA; and finally ushered into the Kreb's cycle.

细胞呼吸发生在三个同时阶段,其中葡萄糖被糖酵解和其他分解代谢反应分解;然后转化为丙酮酸和乙酰辅酶 A;最后进入克雷布循环。

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Osmosis-内分泌

Interestingly, both ketone bodies break down into acetone and escape as a gas by getting breathed out the lungs which gives a sweet fruity smell to a person's breath.

有趣是,两种酮体都会分解成丙酮,之后以气体形态随着肺部呼吸排出,会使口气有一种水果似甜味。

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VOA Special 2014年2月

Anandasankar Ray says a product based on Ethyl pyruvate may cost less to manufacture than DEET, the most effective chemical treatment now in use.

Anandasankar Ray说基于丙酮酸乙酯一种产品制造成本可能低于避蚊胺(DEET),后是目前最有效化学方法。

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WIL生活启示录

The pyruvate goes through the TCA cycle, produces a bunch of citrate, and that gets converted down to VLDL.

丙酮酸经过三羧酸循环,产生一堆柠檬酸盐,并且被转换成 VLDL。

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科学大揭秘

There are some other gases in the air too, including methane, acetone, methel alcohol and carbon monoxide.

空气中还有其他一些气体,包括甲烷、丙酮、甲醇和一氧化碳。

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WIL生活启示录

And pyruvate dehydrogenase is the connection between those two.

丙酮酸脱气酶是连系两纽带。

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VOA Standard 2015年1月

And doctors have regularly smelled acetone on the breath of patients who are in a state of diabetic ketoacidosis and used it as a diagnostic.

而医生经常通过闻酮症酸中毒糖尿病呼吸中丙酮作为诊断方法。

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Scishow 精选系列

There's an especially large amount of methylglyoxal in manuka honey, a honey made from a New Zealand flower.

在麦卢卡蜂蜜中发现了超大量丙酮醛,这种蜂蜜花来自于新西兰。

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WIL生活启示录

What doesn't go to glycogen gets metabolized down to pyruvate.

没去变成糖原部分,会被代谢成丙酮酸。

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VOA Standard 2015年1月

British researchers say they have developed a portable breath analyzer that can detect even a very small amount of acetone in the patient's breath.

英国研究人员表示已经研制出一种便携式呼吸分析仪, 可以检测出病人呼吸中极为少量丙酮

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WIL生活启示录

Pyruvate enters the mitochondria, Mitochondria is like the coal furnace of your cell because it converts the Pyruvate to Acetyl-CoA, then burns that in the TCA cycle to produce a bunch of energy in the form of ATP.

丙酮酸进入线粒体,线粒体就像是你细胞锅炉,它把丙酮酸转换成乙酰辅酶 A,然后在三梭循环中把它烧掉,以 ATP 形式来产生一些能量。

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VOA Standard 2015年1月

So, what we do is allow the subject to blow into the device, we extract out the volatile organic compound we wish to measure, in this case acetone.

因此我们做就是允许检测目标进入设备, 然后我们回提取希望测量挥发性有机化物, 在这种测试下是丙酮

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WIL生活启示录

It comes in, gets metabolized down to pyruvate and enters the mitochondria.

它进入人体,被新陈代谢成丙酮酸,然后进入线粒体。

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WIL生活启示录

We convert glucose to pyruvate through the process of glycolysis, and then we convert pyruvate to acetyl-CoA, which then gets burned, gets oxidized for energy, to produce energy through the krebs cycle.

通过糖酵解过程将葡萄糖转化为内酮酸盐,人体接着将丙酮酸盐转换成乙酷辅酶 A,后紧接着被氧化,最后再通过克氏循环转换成能量。

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