ethyl的例句大全

To hydrate n-butylene to make sec-butanol, and then dehydrogenate to make methyl-ethyl ketone, or to oxidize to make maleic anhydride and then through low-pressure esterification hydrogenation to make 1, 4-butan-diol series products.

将正丁烯水合制仲丁醇，再脱氢生产甲乙酮，或氧化制顺酐再经低压酯氢化法生产1,4&丁二醇系列产品。

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Direct Synthesis of Ethyl Acetate by Dehydrogenation of Ethanol Over Copper based Catalysts

负载型铜基催化剂上乙醇脱氢直接合成乙酸乙酯

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1 ∶ 1 acetone solution was used to extract dry ivy mosses, from which lixivium was extracted by ethyl acetate. They always connected water with their attitude. acetone;

用1∶1的丙酮水对贡菜干品浸提，经减压回收丙酮，以乙酸乙酯萃取，再减压回收乙酸乙酯，得到贡菜提取液。

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Optimization and retrofit of acrylic acid extracting tower in ethyl acrylate process flow;

脱氢醋酸的工业生产方法有双乙烯酮法和乙酰乙酸乙酯法。

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Preparation of L-lysine ethyl ester diisocyanate from L-lysine by esterification and isocyanation with triphosgene was described.

以L - 赖氨酸为原料经乙酯化后与三光气反应合成了L - 赖氨酸乙酯二异氰酸酯.

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A metal halide, MXn was used as an acidic catalyst to synthesize ethyl lactate-a fragrance intensifier.

本文报道一种金属卤化物酸性催化剂MXn，用于催化合成增香剂乳酸乙酯。

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Objective : To synthesize plant growth regulator-the ethyl p-chlorophenoxyacetate.

目的合成植物生长调节剂对 氯苯 氧乙酸乙酯.

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Ethyl demethylaminothiazolyloximate is one of the important medical intermediates, which forms side chains of semisynthetic cephalosporins.

去甲氨噻肟酸乙酯是合成头孢菌素类抗生素的重要中间体之一.

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A new ultraviolet spectrophotometric method is proposed for the determination of N-benzylglycine ethyl ester.

建立测定苄基甘氨酸乙酯的紫外分光光度法.

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Synthesis of 3-Methyl amino-1-phenylpropyl Alcohol It is also known that sodium ethylate and diethyl phenylmalonate interact together to give ethyl Phenylacetate and diethyl carbonate.

3-甲胺基-1-苯基丙醇的合成新工艺众所周知，乙醇纳和二乙基苯基丙二酸酯反应可以得到乙基乙酸苯酯和二乙基碳酸酯。

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Application of RMV reboiler for ethyl acetate evaporation

RMV再沸器装置用于乙酸乙酯蒸发

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Different concentration of MJA accelerated synthesis of coffee acid, ethyl caffeate, the higher the concentration, the stronger the accelerating function.

不同浓度的MJA对圆叶牵牛毛状根中咖啡酸、咖啡酸乙酯的合成有显著地促进作用，浓度越高，促进作用越强。

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Sephadex G-200 and ( P. β-Sulphatoethylsulphonyl) anine ( SESA) were first etherified to prepare p-aminobenzene sulphone ethyl ( ABSE)-Sephadex G-200 and then, ficin was fixed on ABSE-Sephadex G-200 by means of diazo-reaction.

将Sephadex G-200与β-硫酸酯乙砜基苯胺（SESA）首先醚化制备对氨基苯砜乙基交联葡聚糖（ABSE-Sephadex G-200），然后经重氮化固定无花果蛋白酶。

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To introduce the ethyl group into ( a compound ).

使乙基化把乙基引入 ( 一化合物 )

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The Technology of Manufacturing Methyl Ethyl Ketone from Butylene by Hydration and Dehydrogenation

正丁烯水合、脱氢制甲乙酮技术

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Lab Study on Preparation of High Ethoxy Ethyl Cellulose

高乙氧基乙基纤维素合成实验研究

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The main constitution of the coating silica sol sodium silicate ethyl-silicate silica sol, sodium silicate, ethyl-silicate.

涂料的粘结剂主要由硅酸乙酯、硅溶胶 、 水玻璃等组成.

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A Study on Asymmetry Reduction of Ethyl Acetoacetate of Bread Yeast in Organic Solvent

面包酵母非水相催化乙酰乙酸乙酯的不对称还原反应

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Studies on Determination of tabun and ethyl phosphate in water by gas chromatography-mass spectrometry

水样中塔崩和磷酸乙酯的气相色谱-质谱测定方法的研究

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A New Synthesis Method of Ethyl Acetoacetate

乙酰乙酸乙酯合成新方法

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