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The article presents Synthesizing Allyl isorhodanate by using microwave energy withmethylic alcohol as solvent.

介绍以甲醇为溶剂,利用微波能来合成异硫氰烯丙酯的新方法。

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Often used in combination with Diacetyl and certain Diketones (Hexane-,Pentanedione).

名称:甲基乙酰甲醇,乙偶姻,3-基-2-丁酮,醋嗡.

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A simultaneously potentiometric titration method for determining benzaldehyde and benzoic acid in electrosynthesis products was reported.

采用电位滴定法测定甲苯电合成产物中的苯甲醛和苯甲,研究了盐用量、苯甲醇和甲苯含量对测定的影响。

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Reaction of ferrocenylphenylcarbinol with ethereal solution of boron trifluoride in dichloride methane formed the relevant ferrocenylphenylmethyl carbocation.

二茂铁基苯基甲醇与三氟化硼-乙醚溶液在二氯甲中作用,形成二茂铁苯基甲基正离子。

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The relative mass correction factors of methyl alcohol, glycide, glycerol, and glycerol carbonate with different concentrations were investigated.

摘要考察了不同组成浓度下甲醇、缩水酯体系相对校正因子的变化。

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The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.

介绍用甲醇醇解法把聚酯或共聚酯解聚成二元二甲酯和二元醇。

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The fifteen drums of methyl alcohol, in addition to loose lids, are bulging. You might as well recooper them.

这15桶甲醇除盖子松外,还鼓胀了,你们不妨重修一下。

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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、甲钠和甲醇为原料经酯化与醇解两步反应合成基丙酮,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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Furfuryl propionate was synthesized from furfuryl alcohol and propionyl chloride using hexahydropyridine as catalyst and anhydrous sodium bicarbonate as acid-caputor.

以α呋喃甲醇和丙酰氯为原料,以六氢吡啶为催化剂,无水氢钠为缚剂合成了α呋喃甲醇酯。

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The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).

研究了丙烯酯和甲醇经酯交换制备二甲酯的催化剂及反应工艺条件。

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The article has introduced the method such as methanol, ethanol, ethylene glycol, pointing out synthol is the new raw material of oildom.

介绍了由合成气为原料制取甲醇、乙醇、乙二醇等产品的方法,指出了合成气是石化工的新原料。

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Different solvent extractions of Spora Lygodii were obtained using methanol,chloroform and petroleum ether as medium.Experiments were carried out on them by FT-IR spectra.

甲醇、氯仿、石醚为提取溶剂,提取中药材海金沙得到海金沙不同溶剂提取物,采用红外光谱(FT-IR)图谱鉴别法对提取物进行实验。

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Etodolac was synthesized with 7-ethyltryptophol and methyl 3-oxopentanoate as the starting materials.Highly pure etodolac was obtained by purifying the crude product with a mixing solvent.

以7-乙基色醇和3-氧代戊甲酯为起始原料,以甲醇为溶剂,合成了依托度.采用混合溶剂对粗品进行精制,得到了高纯度的依托度.

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Approximately 30 compounds have been identified in the aroma of green tea, the major ones being benzyl alcohol, phenylethyl alcohol, a hexenol, linalool, geraniol and methyl salicylate.

约有30种化合物已从绿茶的香气中鉴别出来,其中主要的有苯甲醇、苯乙醇、已烯醇、沉香醇、香茅醇和甲基水杨酯。

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It exists the option of an alkaline or a neutral cooking to produce bleachable paper pulp, and of acid hydrolysis of the straw to produce furfural and fermentable pentoses to produce methanol.

在生产漂白浆的工艺条件是可以选择的如碱法,中性蒸煮,而且利用法水解草类原料可以生产糠醛和发酵戊糖生产甲醇.

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经济学人-

Usually it is synthesised either from methanol and formic acid, or methanol and carbon monoxide.

通常它由酸,或和一氧化碳合成。

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BBC 听力 2013年3月合集

But industrial alcohols like methanol is(are) sometimes used to increase the potency of the drink.

但是有时会添加等工业酒精以增加饮品的效力。

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普小杂文

Aspartame is broken down to phenylalanine, aspartic acid, and methanol.

阿斯巴甜分解成苯丙氨酸、天冬氨酸和

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普小杂文

But the big bad wolf of these three is methanol.

阿斯巴甜中的有害物质是

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6 Minute English 六分钟英语

Ice can react with other elements to create organic molecules, for example the alcohol, methanol.

可以其他元素反应生成有机分子,例如酒精、

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We start with just three molecules water, methanol and ammonia.

一开始只有3分子水、和氨。

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We chose three molecules likely to be in such ice, water, methanol and ammonia.

我们选择了三种可能存在于中的分子,水,和氨。

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连线杂志

So embalming fluids made out of methyl alcohols instead of carcinogens like formaldehyde.

所以防腐液是用做的而不是醛之类的致癌物。

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空中英语教室:中级版(2024年)

Methanol can be used as a fuel source.

可以作为燃料来源。

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空中英语教室:中级版(2024年)

And if it's produced from low carbon sources, then it is called green methanol.

如果它是从低碳来源生产的,那么就称为绿色

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In May, we broke ground on Europe's largest e-methanol plant, in northern Sweden.

五月,我们在欧洲最大的工厂破土动工,在瑞典北部落脚。

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It's also being turned into hydrogen-derived fuels like green ammonia, green methanol, which can fuel global shipping.

它还被转化为氢衍生燃料,如绿色氨、绿色,可为全球航运提供燃料。

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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,包括烷、丙酮、和一氧化碳。

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That methanol can be further synthesized into e-kerosene, jet fuel, which raises the possibility of emissions-free long-distance aviation.

还能进一步生成煤油、航空燃料,越来越可能实现零排放的远距离航运。

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普小杂文

Reason being is because the amount of methanol from aspartame consumption, is, well, extremely small.

因为从阿斯巴甜中摄入的量,其实非常少。

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In 2025, when it's operational, it will produce enough green methanol to power one oceangoing container vessel.

到 2025 年,工厂运营时,将会有足够的绿色为一个远洋货轮提供能源。

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普小杂文

No methanol poisoning nor changes in formaldehyde levels in the body.

没有中毒,体内醛含量也没有变化。

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宇宙的奇迹

But there are also complex carbon compounds in here. So there's methanol, there's hydrogen cyanide, there's formaldehyde, there's dimethyl ether.

还有一些复杂的碳基化合物,比如 、氰化氢、 醛、 二醚。

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空中英语教室:中级版(2024年)

They are able to continue using gas-powered vehicles while also switching to a more eco-friendly fuel source, green methanol.

他们可以继续使用汽油车,同时转向更环保的燃料来源,即绿色

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空中英语教室:中级版(2024年)

Laura Maersk is the first methanol-powered ship, but it will not be the last.

劳拉·马士基是第一艘动力船,但它不会是最后一艘。

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