Hydrocinnamic acids: application and strategy of synthesis

SM Korneev - Synthesis, 2013 - thieme-connect.com
This review summarizes all the main approaches to the synthesis of hydrocinnamic acids
based on the construction of the side chain with a carboxy moiety around the aromatic ring …

Correlations of ion structure with multiple fragmentation pathways arising from collision‐induced dissociations of selected α‐hydroxycarboxylic acid anions

LE Greene, JS Grossert… - Journal of Mass …, 2013 - Wiley Online Library
Under conditions of collision‐induced dissociation (CID), anions of α‐hydroxycarboxylic
acids usually fragment to yield the distinctive hydroxycarbonyl anion (m/z 45) and/or the …

Identification of carboxylate, phosphate, and phenoxide functionalities in deprotonated molecules related to drug metabolites via ion–molecule reactions with water …

H Zhu, X Ma, JY Kong, M Zhang… - Journal of The …, 2017 - ACS Publications
Tandem mass spectrometry based on ion–molecule reactions has emerged as a powerful
tool for structural elucidation of ionized analytes. However, most currently used reagents …

Rearrangements leading to fragmentations of hydrocinnamate and analogous nitrogen-containing anions upon collision-induced dissociation

EAL Gillis, JS Grossert, RL White - Journal of The American …, 2014 - ACS Publications
Tandem mass spectrometry (MS/MS) confirmed decarboxylation as the major collision-
induced dissociation (CID) pathway of deprotonated hydrocinnamic acid …

Mechanistic study of competitive releases of H2O, NH3 and CO2 from deprotonated aspartic and glutamic acids: role of conformation

PB Saint Hilaire, A Warnet, Y Gimbert… - … of Chromatography B, 2017 - Elsevier
The aims of this study were to highlight the impact of minor structural differences (eg an
aminoacid side chain enlargement by one methylene group), on ion dissociation under …

The gas phase Smiles rearrangement of anions PhO (CH 2) n O−(n= 2–4). A joint theoretical and experimental approach

T Wang, NMM Nibbering, JH Bowie - Organic & Biomolecular …, 2010 - pubs.rsc.org
A combination of experimental data [using 18O labelling fragmentation data together with
metastable ion studies in a reverse sector mass spectrometer (from a previous study)] and …

Dimethylcuprate-mediated transformation of acetate to dithioacetate

J Li, GN Khairallah, RAJ O'Hair - Organometallics, 2015 - ACS Publications
Dithiocarboxylic acids, RCS2H, and their esters, RCS2R′, are useful reagents that can be
synthesized by the reaction of carbon disulfide with organometallic reagents. Here the …

Development of Tandem Mass Spectrometric Methods And Instrumentation for the Structural Elucidation of Unknown Drug Metabolites Based on Ion/Molecule …

JY Kong - 2018 - search.proquest.com
Mass spectrometry has proven to be an invaluable tool for the analysis of compounds in
complex mixtures. High resolution mass spectrometry provides elemental compositions of …