首页|Rational synthesis of palladium nanoparticles modified by phosphorous for the conversion of diphenyl ether to KA oil

Rational synthesis of palladium nanoparticles modified by phosphorous for the conversion of diphenyl ether to KA oil

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Conversion of lignin-derived molecules into value-added chemicals is critical for sustainable chemistry but still challenging. Herein, phosphorus-modified palladium catalyzed the degradation of lignin-derived 4-O-5 linkage to produce KA oil (cyclohexanone-cyclohexanol oil) was reported. The reaction proceeds via a restricted partial hydrogenation-hydrolysis pathway. Phosphorus-modified palladium catalyst suppressed the full hydrogenation of diary ether, which was the key point to produce KA oil selectively. Under the optimized conditions, the 4.5 nm Pd-P NPs could catalyze the conversion of 4-O-5 linkage into KA oil in 83% selectivity with a high production rate of 32.5 mmol.g(Pd)(-1).min(-1). This study represented an original method for KA oil production.

PalladiumPhosphorousSelective hydrogenationHydrolysisKA oilBENZYL PHENYL ETHERC-O BONDSELECTIVE CLEAVAGEHIGHLY EFFICIENTCATALYSTLIGNINHYDROGENOLYSISDEPOLYMERIZATIONFABRICATIONNICKEL

Zhao, Liang、Cao, Jing-Pei、Wei, Yu-Lei、Jiang, Wei、Xie, Jin-Xuan、Zhang, Chuang、Zhao, Xiao-Yan、Zhao, Ming、Bai, Hong-Cun

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China Univ Min & Technol

Ningxia Univ

2022

Applied Catalysis

Applied Catalysis

ISSN:0926-860X
年,卷(期):2022.630
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