hydrogen donor


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hy·dro·gen do·nor

a metabolite from which hydrogen is removed (by a dehydrogenase system) and transferred by a hydrogen carrier to another metabolite, which is thus reduced.

hydrogen donor

a compound that gives up hydrogen (usually H+, a proton) to another compound.

hy·dro·gen do·nor

(hī'drō-jen dō'nŏr)
A metabolite from which hydrogen is removed (by a dehydrogenase system) and transferred by a hydrogen carrier to another metabolite, which is thus reduced.

hydrogen donor

In oxidation-reduction reactions, a substance that gives up hydrogen atoms to another substance, the acceptor.
See: hydrogen acceptor
See also: donor
References in periodicals archive ?
The review of related literatures on the incorporation of hydrogen donor, indicate that hydrogen donor help to remove heteroatoms attached to the asphaltenes and also inhibit coke formation by hydrogenation of coke precursors formed during thermal-catalytic cracking of the heavy oil.
The effect of hydrogen donor additive on the viscosity of the heavy oil during steam stimulation, Energy & Fuel, 16 (4): 842-846
Experimental investigation of in situ upgrading of heavy oil by using a hydrogen donor and catalyst during steam injection, PhD Thesis, Texas A & M University.
Extra heavy crude oil downhole upgrading process using hydrogen donor under conditions, SPE 69692, 2001 SPE International Symposium on Thermal Operations and Heavy Oil, Poriamar, Venezuela, March 12-14.
Upgrading of extra-heavy crude using hydrogen donor under steam injection conditions.