coupled reaction

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coupled reaction

[′kəp·əld rē′ak·shən]
(chemistry)
A reaction which involves two oxidants with a single reductant, where one reaction taken alone would be thermodynamically unfavorable.
References in periodicals archive ?
The clear diazo solution at 0-5AdegC was used for subsequent coupling reaction.
In functionalization studies, SEC analysis detects any disruption of the monomodal distribution of the starting polymer and its dispersity, confirming stability, while in coupling reactions it enables tracking of the associated changes in MW and structure.
Finally, a coupling reaction occurs when the sodium bicarbonate and citric acid react together to produce C[O.
In the ease of the compounds containing silane, a coupling reaction occurs during the compounding process, with the silane's ethoxy groups reacting with the silanol groups on the silica surface, accompanied by the splitting-off of ethanol.
Because of the previously established low activity of the alloy in ethanol, TMSCl was introduced as activator while carrying out the coupling reaction with ground Dewarda alloy (~0.
Using alkynylmagnesium bromides and allyl bromide, we investigated modifications of the known Cu(I) catalyzed coupling reaction (Davini et al.
enough base in an amount to start the coupling reaction by neutralizing the acidic substance.
Neto, The Influence of the Ring Size of Thiolactams in the Eschenmoser Coupling Reaction in Presence of DBU.
In practical mixing procedures, the silica, TESPT, and rubber are simultaneously introduced into an internal mixer, in which various complicated reactions simultaneously take place [10-15], Within this mechanistic complexity, the extents of two important reactions need to be optimized: (1) the silanization or hydrophobation reaction between silane and silica and (2) the coupling reaction between silane and rubber.
Solvent-free reaction using a high-speed ball milling technique has been applied to the classical Ullmann coupling reaction for the first time.
Therefore, the diene was envisioned to be elongated from the common intermediate 9 through C7-C8 bond formation by a Suzuki-Miyaura coupling reaction.