Copper-catalyzed reactions: Research in the gas phase

Area of Science:

• Organic Chemistry
• Organometallic Chemistry
• Analytical Chemistry

Background:

• Electrospray ionization mass spectrometry (ESI-MS) is increasingly utilized for mechanistic investigations in chemistry.
• ESI-MS allows for the in-situ monitoring of reactants, products, and reactive intermediates.
• Gas-phase studies of reactive species can be effectively complemented by theoretical calculations.

Purpose of the Study:

• This review focuses on the application of ESI-MS for studying copper-catalyzed reactions.
• It discusses the influence of the electrospray process on the gas-phase transfer of copper complexes.
• The review highlights various mass spectrometric approaches applied to copper-mediated transformations.

Main Methods:

• Electrospray ionization mass spectrometry (ESI-MS) for reaction monitoring.
• Gas-phase analysis of reaction intermediates.
• Theoretical calculations for corroborating experimental findings.

Main Results:

• ESI-MS provides insights into the mechanisms of copper-catalyzed reactions.
• The study discusses the transfer of copper complexes to the gas phase via electrospray.
• Various copper-mediated reactions, including C-H activations and cross-couplings, are examined.

Conclusions:

• ESI-MS is a valuable technique for elucidating reaction mechanisms in copper catalysis.
• Understanding the behavior of copper complexes in the gas phase is crucial for ESI-MS studies.
• The review showcases the versatility of ESI-MS in diverse copper-mediated chemical transformations.