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Taking pyromellitic dianhydride and thionyl chloride as raw key material, 2,5-bis(methoxycarbonyl)terephthaloyl chloride was synthesized.

以氯化亚矾及均苯四甲酸酐为原料通过酰氯法合成了对位均苯二甲酯二酰氯

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Cyclopropane carbonyl chloride is an important intermediate.

酰氯是一种重的中间体。

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Chloroform being solvent,under bath heat,4 hydroxymethyl caged bicyclic phosphate acylated with pentanoyl chloride and hexanoyl chloride dividedly.

用氯仿作溶剂,在浴温条件下,4羟甲基笼状双环磷酸酯分别与戊酰氯、己酰氯发生酰化反

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N-oleoyl alanine was prepared by the reaction of alanine with chlorides under alkali solution.

酰氯氨酸在碱性溶液中反制备N-酰基氨酸。

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The propionyl chloride was found to be the appropriate acylating agent in terms of the cost.

通过成本比较,认为酰氯是合适的酰化剂。

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The various effects on synthesis of N-methyl-carbamyl chloride were studied.Temperature is most important one.

介绍了响N-甲氨基甲酰氯合成的各种因素,其温度是响因素。

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Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation,hydrogenation,cyclization with an overall yield of 8.05%.

以苯甲酰氯为原料,经酰化,还原,环合等反合成左旋西替利嗪盐酸盐,反总收率为8.05%。

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This paper reviews the research and development of phosgene Derivates,including diphenyl ketone,chlorocarbonate,isocya-nate,acyl chloride and carbonates.

本文综述了光气下游精细化学品的开发及生产进展,包括二苯甲酮类、氯代甲酯类、异氰酸酯类、酰氯类、碳酸酯类化合物。

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Methyl 1 phenyl Propanone was synthesized with benzene and iso butyryl chloride by using anhydrous aluminium trichloride as catalyst.

由苯与异丁酰氯在无水三氯化铝作催化剂的条件下制备苯基异基酮。

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Preparation of ethylene bis stearamide using stearyl chloride and ethylenediamine (EDA) as raw materials has been studied.

研究了以乙二胺和硬脂酰氯为原料制备乙撑双硬脂酰胺的反,讨论了原料配比、反时间、反温度的响。

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Thioxanthone photoinitiator was synthesized from DTSA by chlorination and condensation with isopropylbenzene in the presence of anhydrous AlCl3.

以二硫代二苯甲酸(DTSA)经过酰氯化、氯代、然后与异苯在三氧化铝催化下缩合成为光引发剂。

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METHODS Balsalazide disodium was synthesized by reactions of condensation , reduction, diazotization , coupling and salification from 4-nitrobenzoyl chloride.

方法以对硝基苯甲酰氯为起始原料,经缩合、还原、重氮化、偶合、成盐等反制得巴柳氮二钠。

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Because of all these disvantages acetylchloride is used to react with absolute ethyl alcohol and synthesize ethyl acetate.

鉴于传统方法存在以上缺点,采用乙酰氯代替乙酸作为原料,不使用任何催化剂,不加热,常温反来合成乙酸乙酯。

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System of law: The chloride of nicotinic acid via nicotinic acid chloride was then formed with the mannitol condensation.

甘露醇烟酸酯(Mannitol Nicotinas),降血脂及周围血管扩张药。Nicotinate mannitol (Mannitol Nicotinas), fat and peripheral vasodilator. 制法:以烟酸经酰氯化得烟酸酰氯,再与甘露醇缩合而成。

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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呋喃甲醇和酰氯为原料,以六氢吡啶为催化剂,无水碳酸氢钠为缚酸剂合成了α呋喃甲醇酸酯。

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Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

介绍了四种二氯苯甲醛的合成工艺路线,并比较利弊,阐述了对甲苯磺酰氯氯化水解法的优越性。

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The mixture was refined by sodium sulfide and sodium hydroxide to afford an O,O-diethyl thiophosphoryl chloride at a purity of 99%.

该粗品通过精制工艺的改进,采用硫化钠和氢氧化钠的混合物进行处理,得到纯度≥99%的O,O-二乙基硫代磷酰氯

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This paper describes that synthesis of the cyclohexyl Sulfinyl chloride from the cyclohexanol by three technologies, and application in the antiscorching agent.

介绍了以环己醇为原料,用三种不同的工艺路线合成环己基次磺酰氯以及在防焦剂中的用。

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The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.

通过对其酰化原理分析,选用乙酰氯作酰化剂、二氯甲烷作酰化溶剂,测定含环氧基聚酯的羟值。

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A synthetic method of benazolin ethyl was present with ochloroaniline, ammounium rhodanide, sulfuryl chloride, sodium nitrite and ethyl chloroacetate as the raw materials.

报道了以邻氯苯胺、硫氰酸铵、硫酰氯、亚硝酸钠和氯乙酸乙酯为原料合成草除灵乙酯的方法。

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双语版 TED-Ed 演讲精选

Named Kevlar, this alternating blend of 1,4-phenylene-diamine and terephthaloyl chloride combine at the molecular level to form a series of parallel chains.

1,4-苯基二胺和对苯二甲酰氯交替混合而成的化合物被命名为凯夫,在分子水平上结合形成一系列平行链。

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You can react it with another chemical, like carbonyl chloride, to form long chains, and those chains form a really durable plastic.

你可以将化学物质(如碳酰氯)反应形成长链,些链形成真正耐用的塑料。

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calmato, calmbelt, calmer, calmest, Calmet, calming, calmly, calmness, calmodulin, calnitro,

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3G, 401(K), a,
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