CoOx@Co Nanoparticle‐based Catalyst for Efficient Selective Transfer Hydrogenation of α,β‐Unsaturated Aldehydes
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DOI: 10.1002/cctc.201901996
Abstract: Currently, developing simple and effective catalysts for selective hydrogenation of α,β‐unsaturated aldehydes to unsaturated alcohols is challenging. Herein, an efficient CoOx‐shell/Co‐core structured nanoparticle catalyst is synthesized by a facile ultrasonic‐assisted carbothermal reduction method. The resultant… read more here.
Keywords: unsaturated aldehydes; selective transfer; hydrogenation; transfer hydrogenation ... See more keywords
Atmospheric hydrogenation of α, β-unsaturated ketones catalyzed by highly efficient and recyclable Pd nanocatalyst
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DOI: 10.1016/j.catcom.2019.03.008
Abstract: Abstract A thermoregulated phase-transfer Pd nanocatalyst was explored firstly and shown to be highly efficient and recyclable in the atmospheric hydrogenation of α, β-unsaturated ketones. Under optimized reaction conditions, the conversion of chalcone and the… read more here.
Keywords: unsaturated ketones; atmospheric hydrogenation; efficient recyclable; highly efficient ... See more keywords
Chelate ring size effects of Ir(P,N,N) complexes: Chemoselectivity switch in the asymmetric hydrogenation of α,β-unsaturated ketones
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DOI: 10.1016/j.catcom.2020.106128
Abstract: Abstract A novel, highly modular approach has been developed for the synthesis of new chiral P,N,N ligands with the general formula Ph2P(CH3)CH(CH2)mCH(CH3)NHCH2CH2(CH2)nN(CH3)2 and Ph2P(CH3)CHCH2CH(CH3)NHCH2(CH2)n-2-Py (m, n = 0, 1). The systematic variation of their P N and… read more here.
Keywords: chemoselectivity; ch3; unsaturated ketones; switch ... See more keywords
Methanol as a hydrogen source: room-temperature highly-selective transfer hydrogenation of α,β-unsaturated ketones.
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DOI: 10.1039/d2cc03597a
Abstract: The described system offers an ideal, user-friendly protocol for the chemoselective homogeneous hydrogenation of α,β-unsaturated ketones at room temperature using methanol as a liquid organic hydrogen carrier. Excellent yields were achieved with an in situ-prepared… read more here.
Keywords: room temperature; unsaturated ketones; hydrogenation unsaturated;
Hydrogenation of Ketones and Esters Catalyzed by Pd/C‒SiO2
Sign Up to like & getrecommendations! Published in 2018 at "Russian Journal of General Chemistry"
DOI: 10.1134/s1070363218020032
Abstract: Hydrogenation of unsaturated ketones and esters with molecular hydrogen on the 5%Pd/C‒SiO2 heterogeneous catalyst has been studied. The reaction direction and yield are determined by the starting compounds structure. Hydrogenation of unsaturated ketones containing phenyl… read more here.
Keywords: ketones esters; catalyzed sio2; hydrogenation; hydrogenation unsaturated ... See more keywords