Premium
High‐ and low‐energy tandem mass spectrometry of oxonium ions formed by fast‐atom bombardment ionization of a series of diastereoisomeric 1,2‐ trans ‐2‐deoxy‐2‐iodoglycosyl azides
Author(s) -
Banoub Joseph,
Becchi Michel,
Lafont Dominique,
Fraisse Daniel,
Descotes Gerard
Publication year - 1990
Publication title -
rapid communications in mass spectrometry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.528
H-Index - 136
eISSN - 1097-0231
pISSN - 0951-4198
DOI - 10.1002/rcm.1290041214
Subject(s) - chemistry , oxonium ion , fast atom bombardment , mass spectrometry , tandem mass spectrometry , diastereomer , ion , collision induced dissociation , dissociation (chemistry) , kinetic energy , analytical chemistry (journal) , stereochemistry , chromatography , organic chemistry , physics , quantum mechanics
Positive‐ion fast‐atom bombardment mass spectrometry has aided the structural characterization of a novel series of diastereomeric 1,2‐ trans ‐2‐deoxy‐2‐iodoglycosyl azides. Daughter‐ion tandem mass spectrometry (MS/MS) analyses (high‐energy mass‐analysed ion kinetic energy spectrometry and low‐energy MS/MS with collisionally‐activated dissociation), of the precursor oxonium ions for this series of diastereoisomers provided distinct and reproducible fingerprint patterns which permit discrimination amongst the individual configurations.