全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
含能材料  2005 

β-环糊精对TO、NTO分子识别的MALDI-TOF-MS研究

Keywords: 分析化学,β-环糊精,基质辅助激光解吸电离-飞行时间质谱(MALDI-TOF-MS),NTO,TO,分子识别

Full-Text   Cite this paper   Add to My Lib

Abstract:

用基质辅助激光解吸电离-飞行时间质谱(MALDI-TOF-MS)研究了β-环糊精对1,2-二氢化-3H-1,2,4-三唑-3-酮(TO)、3-硝基-1,2,4-三唑-5-酮(NTO)的分子识别行为,研究了不同基体、基体浓度对其质谱图的影响。研究表明β-环糊精对TO、NTO有很强的分子识别能力,以芥子酸为基体,基体:复合物样品的摩尔比为1000:1时,这两种复合物的MALDI-TOF-MS图均可得到基峰为复合物加氢峰,从而准确得出TO、NTO的分子量。

References

[1]  Yinon J, Hwang D G. High performance LC—MS of explosives[ J ].J. chromatography, 1983,268 ( 1 ) : 45 — 53.
[2]  Peter T K. LC/MS determination of explosives [ A ]. Proceedings of the international symposium of the analysis and detection of explosives[ C ] ,1983. 45 — 49.
[3]  Chem T H. Comparative study of RDX and HMX by DEPMS and TSLC/MS [ A ]. Procesdings of the 4th international symposion on analysis and detection of explosives[ C ] , 1992. 309 — 321.
[4]  张敏 孙莉霞 陈智群.BTTN与NG混合物的电喷雾电离质谱研究[J].含能材料,2004,12(3):165-167.
[5]  Ramirez J, Ahn S, Grigorean G, et al. Evidence for the formation of gas—phase inclusion complexes with cyclodextrins and amino acids[ J ].J. Am. Chem. Soc. ,2000,122 : 6884 — 6889.
[6]  CHENG Y, HERCULES D M. Measurement of chiral complexes of cyclodextrins and amino acids by electrospray ionization time—of—flight mass spectrometry [ J ]. J. Mass Spectrom ,2001,36 : 834 — 836.
[7]  Bruins A P. Analysis is of explosives by LC/MS[ A ]. Proceedings of the international symposium of the analysis and detection of explosives[ C ], 1983. 227 — 234.

Full-Text

comments powered by Disqus

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133

WeChat 1538708413