O-glycoside sequence of pentacyclic triterpene saponins fromPhytolacca bogotensisusing HPLC-ESI/multi-stage tandem mass spectrometry

1990 ◽  
Vol 20 (6) ◽  
pp. 465-474 ◽  
Author(s):  
Guillermo Montoya ◽  
Gabriel J. Arango ◽  
Matthias Unger ◽  
Ulrike Holzgrabe
Keyword(s):  
Mass Spectrometry ◽  
Tandem Mass Spectrometry ◽  
Tandem Mass ◽  
Triterpene Saponins ◽  
Pentacyclic Triterpene ◽  
Multi Stage

Electrospray Ionization Tandem Mass Spectrometry Investigation of the Polymerization of Tetrahydrofuran Initiated by Phosphorus Oxychloride

2005 ◽  
Vol 11 (3) ◽  
pp. 319-324 ◽  
Author(s):  
Gui-Ji Zhou ◽  
Peng-Xiang Xu ◽  
Yong Yeb ◽  
Yu-Fen Zhao
Keyword(s):  
Mass Spectrometry ◽  
Tandem Mass Spectrometry ◽  
Electrospray Ionization ◽  
Ring Opening ◽  
Phosphorus Oxychloride ◽  
Tandem Mass ◽  
Multi Stage ◽  
Ionization Tandem Mass Spectrometry

Phosphorus oxychloride was found to induce ring opening of tetrahydrofuran (THF) to synthesize THF oligomer incorporated phosphate. Electrospray ionization multi-stage tandem mass spectrometry was used to study the products and confirm the structures.

scholarly journals Analysis of non-enzymatically glycated peptides: neutral-loss-triggered MS3versus multi-stage activation tandem mass spectrometry

2008 ◽  
Vol 22 (19) ◽  
pp. 3027-3034 ◽  
Author(s):  
Qibin Zhang ◽  
Vladislav A. Petyuk ◽  
Athena A. Schepmoes ◽  
Daniel J. Orton ◽  
Matthew E. Monroe ◽  
...  
Keyword(s):  
Mass Spectrometry ◽  
Tandem Mass Spectrometry ◽  
Neutral Loss ◽  
Tandem Mass ◽  
Multi Stage
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