亚胺基杂环丙烷季铵盐的阳离子,一定是按协同反应的方式开环的.The aziridinium ions must all be opened by a concerted process.偶氮杂环丙烷是一类重要的 、 环内张力颇大的化合物.The diazirines are interesting , highly strained ring systems.在最佳反应条件下,环丙烷羧酸异丙酯的产率达92%.Under the opti...

“丙烷”的英语可以翻译为：[化] propane，dimethylmethane ...

“丁烷”的英语可以翻译为：utane，[化] tetrane，hydride butyl ...

“烷撑”的英语可以翻译为：alkylene ...

化合物庚烷的主要用途是作为双基推进剂的增塑剂.The heptane compound has a primary purpose as a plasticizer for doublebase propellant systems.正庚烷异构化的难点在于高选择性地生成多侧链异庚烷和抑制异庚烷的裂化反应.However, it is difficult to produce multi branched i heptane and re...

“环烷酮”的英语可以翻译为：[化] cyclanone，naphthenone ...

“葑烷”的英语可以翻译为：fenchane ...

“碘丙烷”的英语可以翻译为：iodopropane ...

黄烷胶很重要,因为它比古尔胶在较高温度时更稳定.The xanthan gum is important because it has higher temperature stability than guar gum.合成16个黄烷酮 -7-O- 乙酸 、 乙酸酯 、 乙酰氨基酸和二肽衍生物.Sixteen flavanone - 7 - O - acetic acids, acetates, acetyl amino acidsa...

目的: 观察湿性医疗技术对溴甲烷冻伤的治疗效果.Objective : To observe the efficacy of MEBT in treating bromomethane freezing injury....

芳烃加氢饱和及开环反应是一种提高柴油十六烷值的有效途径.Its hydrogenation activity in aromatics saturation and ring opening activity were investigated.合成的正十六烷糖 ( sr123781 ),显示良好的抗凝血活性.A synthetic hexadecasaccharide. ( SR 123781 ) that displays exce...

“瑞香烷”的英语可以翻译为：daphnane ...

“三十烷”的英语可以翻译为：[化] melissane，triacontane ...

“巴西烷”的英语可以翻译为：[机] brazan ...

很多环戊烷的衍生物在这个范围也出现吸收.Many cyclopentane derivatives also absorb in this region.后者是由二氧杂环戊烷中活化较弱的C -H 键离解而产生的.The latter arises from abstraction of the somewhat lesser activated C - H bond in the dioxolane.控制缩合反应的温度,还得到一种苯并环...

“蜂花烷”的英语可以翻译为：[化] melissane，triacontane ...

为了凝结氯乙烷气体,必须使用大量的冷却水.Great quantities of cooling water must be available for condensation of the ethylchloride.简述了二氯乙烷的理化性质 、 作业标准和法规.The article describes the physico - chemical properties, operative standers and laws o...

以甲烷化体系为例, 研究了受平衡约束的平行反应的催化剂粒内状态.The catalyst intragranular state for methanation system , which is a parallel reaction of equilibrium - restrained, was studied.介绍中石油大庆石化公司化肥厂合成氨装置甲烷化催化剂水洗情况.Presents the water washing of ...

公司是国内最大的金刚烷胺和金刚乙胺原料生产商.The largest domestic companies are amantadine and rimantadine manufacturers of raw materials.常用药物,如甲基多巴 、 盐酸金刚烷胺、心得安 、 甲腈咪胺 、 莨菪胺晕船膏药和洋地黄制剂.Commonly used drugs such as methyldopa , Symmetrel, Inder...

“氟代烷”的英语可以翻译为：fluoroalkane ...

“溴甲烷”的拼音为：xiù jiǎ wán...

你的发动机很适合烧76号辛烷汽油。Your engine can run happily on 76 octane petrol.硅烷偶联剂几乎对每一种类型的有机聚合物都是合适的.Silane coupling agents are compatible with almost every type of organic polymer.烷的一般用途可分为三个方面.The general uses of alkanes may be d...

“烷醇”的英语可以翻译为：[机] alkanol ...

“脱烷烃”的英语可以翻译为：[机] dealkylate ...

“山梗烷”的英语可以翻译为：[化] lobelane ...

在1,2--二亚甲基环丁烷中并不发生这种现象.This phenomenon does not occur with 1 - 2 - dimethylenecyclobutane.环丁烷主要成 “ 蝶式 ” 构象存在.Cyclobutane exists predominantly in a " butterfly " conformation.四 号 溶剂主要成分为液化丁烷.The main component in 4 # solv...

“胆烷”的英语可以翻译为：[化] cholane ...

目的探讨瑞芬太尼复合七氟烷应用于腹腔镜胆囊切除术中的麻醉效果、不良反应及对麻醉苏醒的影响.Objective To investigate the effects of anaesthesia receiving laparoscopic cholecystotomy.七氟烷是一种新型的吸入麻醉剂, 吸入和诱导迅速,可控性佳.Sevoflurane is a new type inhalation anesthetics with qu...

“异烷烃”的英语可以翻译为：isoalkane ...

“血苋烷”的英语可以翻译为：iresane ...