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- The fragmentation pathway of raddeanin A was studied by electrospray ionization mass spectrometry(ESI-MS/MS) together with chemical derivatization. 以化学衍生结合电喷雾电离质谱(ESI-MS/MS)法研究银莲花素A的质谱裂解方式。
- Bis(thiazoline) and bis(oxazoline) possess the same fragmentation mechanism under EI conditions.An unusual fragmentation pathway has been found in the compounds studied. 在EI条件下,双恶唑啉系列和双噻唑啉系列具有基本相同的碎裂机理,在所研究的化合物中发现了一个不常见的碎裂途径。
- Methods For further study on it, the mass spectrometry techniques of electron ionization mass spectrometry(EI-MS) and electron spray ionization mass spectrometry(ESI-MS) were used for the elucidations of the structure and fragmentation pathway of TC. 方法采用电子轰击质谱(EI-MS)、电喷雾电离质谱(ESI-MS)2种质谱技术分别对TC的结构和裂解途径进行实验。
- Keywords Co/Fe cluster complex;FAB-MS;fragmentation pathway; 钴/钴铁簇合物;快原子轰击质谱;断裂途径;
- Keywords trinuclear cobalt cluster;FABMS;fragmentation pathway; 三核钴簇合物;快原子轰击质谱;断裂途径;
- Aim To synthesize deuterium labelled iptakalim hydrochloride and confirm the MS fragment pathways of iptakalim hydrochloride. 目的合成盐酸埃他卡林的氘定位标记化合物,确证盐酸埃他卡林的质谱裂解途径。
- The metabolism of methadone in man has investigated by GC/MS. The mass spectra of the metabolites are presennted and major fragment pathways are discussed. 本文用GC/MS方法,对人尿中美散痛代谢物进行研究,鉴定了美散痛的几个主要代谢物和它们的代谢模式。
- Keywords cephalosporins;electrospray ionization multi-stage tandem mass spectrometry;fragmentation pathway; 关键词头孢菌素类抗生素;电喷雾多级串联质谱;断裂机理;
- Keywords omethoate;gas chromatography-mass spectrometry;qualitative research;mass spectrum;fragmentation pathway; 氧乐果;气相色谱-质谱;定性分析;质谱;裂解途径;
- These bullets fragment on impact. 这些子弹射中物体时爆炸成碎片。
- They walked along the pathway toward the house. 他们沿著小路向那所房子走去。
- A disconnected piece; a fragment. 不相连的一块; 片段
- The pathway was rough and covered with little stones. 这条路高低不平,铺满了小石头。
- A fragment of dried animal dung used as fuel. 干粪块一块用作燃料的干燥过的动物粪便
- fragmentation pathway 裂解途径
- A thin or faint streak or fragment, as of smoke or clouds. 一缕薄或微弱的条纹或碎片,如烟、云等
- A fragmentation bomb is one that explodes into small pieces. 杀伤炸弹是爆炸后射出许多小碎片的炸弹。
- Evaporation is a significant environmental pathway. 蒸发作用是一个重要的环境途径。
- I heard only a fragment of their conversation. 我只听到他们谈话的只言片语.
- The pathway across the field was covered by snow. 穿过田野的小径被雪覆盖了。