查询词典 methyl-ethyl ether

Methods The plasma was alkalified by ammonium hydroxide, and fluconazole was extracted by acetic ether; and methyl parahydroxybenzoate was used as internal standard.

以对羟基苯甲酸甲酯为内标，血浆用氨水碱化后，用乙酸乙酯提取，测定血浆中氟康唑的浓度。

The market demand and technology status of the gasoline blender —tertiary amyl methyl ether and its developmental trend in China are discussed in this paper.

介绍了汽油调合剂——甲基叔戊基醚的市场情况、技术状况及国内发展动向。

The kinetics of tertamyl methyl ether synthesis using C5 fraction of FCC gasoline was studied. The molar ratio of tertiary amylene to methanol was 1.0 and the kinetic experimental data was obtained at the temperature range from 55℃ to 90℃.

研究了FCC汽油中C5馏分合成甲基叔戊基醚的宏观动力学。C5原料与甲醇摩尔比为1/1，在温度分别为55℃~90℃时反应得到了动力学实验数据。

Water, Beta-glucan, Ascorbic acid, Tri Sodium Ascorbyl Palmitate Phosphate, Magnesium L-ascorbyl -2-phosphate, PEG-60 hydrogenated castor oil, Lecithin, Coceth-7 / PPG-1-PEG 9 lauryl glycol ether/PEG 40 hydrogenated castor oil, DL-panthenol, Retinyl, palmitate, Anthemis Nobilis Flower extracts, Pinebark extract, Phellinus linteus extract, Phellinus linteus / Rice Ferment Extract, Onion extract, Aralia Elata Root Extract, Grape extract, Sandalwood oil, Myrtle oil, Orange oil, 1,3-Butylene glycol, Glycerin, Xanthan gum, Tocopheryl acetate, Ethanol, Methyl paraben

水， β-葡聚糖，抗坏血酸、三磷酸抗坏血酸棕榈酸酯钠、维他命 C 磷酸镁盐、聚乙二醇- 60氢化蓖麻油、卵磷脂、椰油醇聚醚-7 / PPG-1-PEG-9 月桂二醇醚/聚乙二醇40氢化蓖麻油，消旋泛酰醇，视黄醇，棕榈酸盐，白花春黄菊花提取物， Pinebark提取物，桑黄提取物，桑黄/水稻发酵提取物，洋葱提取物，辽东楤木根提取物，葡萄提取物，檀香油，桃金娘油，橙油， 1，3 -丁烯乙二醇，甘油，黄原胶，生育酚，乙醇，羟苯甲酯

Meanwhile, experiment with the ternary mixture of methanol, butyl methyl ether and 1-chlorobytane showed that the system was not ternary azeotrope and can be separated by combination of extractive and rectification using water as extractive solvent.

针对甲醇、甲基正丁醚和正氯丁烷三元混合物，研究了该物系的性质，得到该物系不是三元共沸物的结论，并用水作萃取剂，通过实验验证了利用萃取和精馏耦合的方法分离该物系的可行性。

A certain reference value was indicated in this experiment for industry synthesis of cedrol methyl ether by sodamide method.

本实验对甲基柏木醚氨基钠法工业化生产具有一定的参考价值。

In this paper, the cedrol methyl ether was synthesized by sodamide method.

本文采用氨基钠法合成甲基柏木醚。

In order to get the aryl alkynyl thio ether, we need to synthesize some important terminal functional compounds. Based on the preceding reaearch of our laboratory, we selected methyl thio methyl phenyl sulfone as nucleophilic reagent to eract with aromatic aldehyde and synthesized successfully a series of methylthio aryl ethynes I_ by"one-pot"reaction .

本论文在大量的文献调研和本实验室过去研究结果的基础上，利用亲核硫试剂甲硫基甲基苯基砜(methylthiomethyl phenyl sulfone， MP-S)与芳香醛的&一锅反应&，成功的合成了一系列甲硫芳炔化合物I_，从而为实现形态各异的芳炔硫醚类分子提供了一个良好的构筑平台。

To synthesize aryl pyrimidines by taking benzene, methyl benzene ,acetic ether,1,2-dichloroethane as solvent,the yield and purity of the product are high by taking methyl benzene as solvent.

分别选用苯、甲苯、乙酸乙酯、二氯乙烷作为溶剂合成桂皮酰哌啶，结果表明甲苯作为溶剂时产品纯度高，收率高，可用于大规模生产。

In search of novel pesticide leading compound with high bioactivity,thirty-five 4-chloro- phenyl methyl ketone oxime ether derivatives were designed and synthesized by the reaction of 2-substituted amino 4-chloro phenyl methyl ketone oxime with halohydrocarbon.

为寻找高活性的新农药化合物，通过2-取代氨基-1-对氯苯乙酮-1-肟与卤代烃反应，设计并合成了35个对氯苯乙酮肟醚衍生物，其结构均经核磁共振氢谱和元素分析确证。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。