isomer
英音[ ˈaɪsəmə(r) ] 美音[ ˈaɪsəmər ]

异构体

常用释义

词性释义

n.

[化学] 同分异构物;[核] 同质异能素
例句
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Werner's method was that used previously by organic chemists to elucidate the structures of substituted benzenes, namely isomer counting.
沃纳所用的方法是从前有机化学家用来阐述取代苯结构的方法,即异构体计算法。
In this way, all the substrates could be converted into a single product isomer with a 100% theoretical yield.
动态拆分技术在理论上可以获得产率100%的光学纯的单一对映异构体。
导言:埃索美拉唑,纯县异构体形式的奥美拉唑,是用于治疗消化性溃疡食管炎。
The method can provide a crystal of the compound with a high purity and a high yield while the content of 2S isomer is kept at a low level.
通过本发明的方法,可以以高纯度且高收率得到该化合物的结晶,同时降低2S异构体的含量。
L-arabinose isomer- ase is one of the most effective enzymes, by which biological D-tagatose production is carried out industrial- ly.
L-阿拉伯糖异构酶是生物法工业化生产D-塔格糖的有效酶。
结果:氨曲南与氨曲南开环物、氨曲南反式异构体及各种杂质能够完全分离。
得到了测定三氯苯同分异构体含量的最佳色谱分析条件。
it can be supposed that PPS have inner rotational isomer from the relationship of the ground state of total energy and torsion angles.
从扭转角与能量的关系可以推测,聚苯硫醚存在内旋转异构体。
一种不饱和碳氢化合物的橙色异构体,见于许多植物中,在肝脏中转化为维生素a。
结果表明,该聚合物固定相表现出良好的分离选择性,能够使水杨酸与对羟基苯甲酸快速基线分离。
最后解释了生物标志化合物胆甾烷的立体同分异构体不同深度丰度变化的原因。
This text take the teaching of isomer as the example, analyze the process of "Three-Points" teaching in the classroom.
本文以《同分异构体》的课堂教学为例,剖析“三点式”的课堂过程教学。
建立了HPLC法测定盐酸帕罗西汀中R-异构体的含量。
本发明公开了一种外消旋化舍曲林异构体的方法。
The self-erasure happens because the new isomer of azobenzene is not as stable as the old one.
自动清洁现象的发生是由于偶氮苯得异构体远不如其本体稳定。
The effects of CHDM content and isomer ratio on the thermal properties of PETG were studied by DTA and DSC.
采用DTA,DSC等手段研究了不同CHDM含量及其异构体比例对PETG热性能的影响。
手性键合填充剂用于对映异构体的拆分分析。
An isomer of retinoic acid , used in the treatment of acne .
一种视黄酸的异构体,用于治疗粉刺。
The product was determined containing CGA's isomer and isochlorogenic acid by LC-MS test.
从LC-MS检测结果推断,产品中含有绿原酸异构体和异绿原酸。
There are many helixes of dihedral angle, and the whole skeleton forms a large helix in the structure of the rotatory isomer.
其结构中包含许多二面角螺旋,而且具有旋光性的异构体,其结构的整体骨架也构成一个大的螺旋。
The other isomer of butane is normal butane.
丁烷的另一同分异构体为正丁烷。
Cis isomer is more easily dissolved than trans isomer.
顺式在水中溶解度大于反式
In vitro studies with analogs related to ENMD-1420 showed that the Z isomer is more potent than the E isomer for antiproliferative activity.
与ENMD-1420相关的类似物体外研究显示在抗增殖活性方面Z异构体强于E异构体。
An isomer of butane.
丁烷的同分异构体。
At the same time, this paper also split the R-isomer of racemic to change and re-recovery.
同时本论文也对拆分后的R型异构体进行转变消旋而重回收。
你所得到的香芹酮异构体是哪一种呢?
另外,高K低能边带的出现为我们进一步研究同核异能态也提供了一定的参考价值。
不同构型甲硫氨酸与化疗药物对胃癌细胞增殖与凋亡效应的影响
Simultaneous spectrophotometric determination of nitrophenol isomer mixtures by partial least-squares method
偏最小二乘法同时测定邻、间、对硝基苯酚
Identification of Isomer of Volatile Oils in Peppermint Leaves and Its Stalks by Gas Chromatography-Mass Spectrometry
用色谱-质谱方法鉴定薄荷油中的异构体
1·It is a constitutional isomer of dimethyl ether.
这是二甲醚的结构异构体。
2·The boat conformation of its geometric isomer, dysamide C (2) studied by X-ray diffraction analysis is described.
描述了通过 X 射线衍射分析研究的其几何异构体 dysamide C(2)的船形。
3·Allene is an isomer of methyl acetylene.
丙二烯是甲基乙炔的一种异构体。
4·Due to the configuration inversions of chiral carbon in the synthesis of side chain, we synthesized the corresponding optical isomer of doripenem for quality control.
由于在侧链的合成中,有手性碳原子发生了构型翻转,因此我们合成了一个相应的多利培南光学异构体,以利于质量控制。
5·The dimer and isomer of NAA has been found as the main products arised from these radical groups.
这些自由基又进一步反应形成了主要的产物,包括萘乙酸二聚体和萘乙酸的异构体。
同根词 (词根isomer)
isomeric adj [化学] 同分异构的;[核][化学] 同质异构的
isomerization n [化学] 异构化;异构化作用
isomerism n 异性
isomerase n [生化] 异构酶
isomerize vi 异构化
isomerize vt 使异构化