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Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-辛烷。

Butyl bromide was synthesized from hydrobromic acid(48%) and 2-butylalcohol by adding concentrated sulfuric acid.

以质量分数为48%的氢酸水溶液、仲丁醇为反应原料,浓硫酸为催化剂合成仲丁烷,考察了反应原料和催化剂用量以及反应时间对产率的影响。

N-butanol was prepared with bromine and hydrobromic acid in the laboratory.

实验室制备正丁烷是用正丁醇与氢酸反应制备。

Bromoundecanoic acid was synthesized with 10-undecanoic acid and hydrobromic acid as raw materials.

以10-十一烯酸和化氢为原料合成11-代十一酸,考察了引发剂、溶剂、反应温度、后处理方法、熟化时间等因素对反应和产品的影响。

Bromoundecanoic acid was synthesized with 10-undecanoic acid and hydrobromic acid as raw materials. The effects of initiating agent, solvent, reaction temperature, the ways of disposal, ripening time etc. on the reaction and product were investigated.

以10-十一烯酸和化氢为原料合成11-代十一酸,考察了引发剂、溶剂、反应温度、后处理方法、熟化时间等因素对反应和产品的影响。

The alternative method of O-demethylation,methane sulfonic acid/DL-methionine and hydrobromic acid were investigated.

方法在以蒂巴因为原料,经氧化、氢化、酰化、氰化、去氧甲基、水解、N-烯丙基化得到纳洛酮的合成路线中,分别采用甲磺酸/DL-甲硫氨酸和氢酸代替三化硼进行去氧甲基化和后续水解反应。

A method for the synthesis of lappaconitine hydrobromide by the reaction of dibromoalkyl with lappaconitine is presented.

报道了以双代烷烃和刺乌头碱合成刺乌头碱氢酸盐的方法。

Methods The rat stress gastric ulcer models induced by ethol and burned acetic acid were established and the effect of arecoline hydrobromide on the secretion of gastric acid and pepsase in rats was observed.

方法用化学测定法观察氢酸槟榔碱对大鼠胃液胃酸、胃蛋白酶分泌的影响;采用小鼠应激性胃溃疡模型、大鼠乙醇型胃溃疡模型和乙酸灼烧型大鼠胃溃疡模型来观察氢酸槟榔碱对胃溃疡动物模型的作用。

Methods AH dry powder inhalation was prepared by spray-drying method. Following spray-drying, resultant powders were characterized using scanning electron microscopy and laser diffraction, and the aerosolisation performance was determined using twin-stage liquid impinger. The process conditions were optimized with orthogonal design combined with multi-index test. The powder yield, aerodynamic diameter, angle of repose and respirable fraction were used as indices for orthogonal design.

采用喷雾干燥法制备盐酸氨索干粉吸入剂,采用双层液体碰撞器测定盐酸氨索干粉吸入剂体外沉积率,扫描电镜观察粉粒的形态,激光粒度测定仪测定粒径大小,以产品收率、粉末的空气动力学径、休止角及体外沉积率为考察指标,通过正交设计结合多指标综合评价法优化最佳制备工艺。

Significant decrease in the expression of Oatp1 and increase expression in Oatp2 may be the reason of incensement of extrahepatic metabolism of rocuronium.

本研究显示,肝功能障碍时罗库铵有明显肝外代谢增强表现,肾脏是罗库铵肝外代谢重要器官。

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推荐网络例句

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称;三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起,称之为挽歌体诗人或者史诗诗人,他们被称为诗人,似乎只是因为遵守格律写作,而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。

This is not paper type of business,it's people business,with such huge money involved.

这不是纸上谈兵式的交易,这是人与人的业务,而且涉及金额巨大。