Hydrogenation of biomass-derived levulinic acid to γ-valerolactone catalyzed by PNP-Ir pincer comple

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  Density functional theory(DFT)calculations were used to study the mechanisms for hydrogenation of biomass-derived levulinic acid(LA)to γ-valerolactone(GVL)catalyzed by PNP-ligated(PNP = 2,6-bis(di-ter-butylphosphinomethyl)pyridine)iridium complexes,(tBuPNP)IrH3,1.
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