Highly regioselective hydroformylation of olefins with formic acid instead of toxic and flammable CO/H2
Sign Up to like & getrecommendations! Published in 2017 at "Science China Chemistry"
DOI: 10.1007/s11426-016-9004-4
Abstract: Hydroformylation is an atom-economic and highly efficient transformation from readily available olefins to various synthetically important carbonyl compounds [1]. By using this transformation, the largest amount of fine chemicals have been produced in the global… read more here.
Keywords: olefins formic; hydroformylation; formic acid; hydroformylation olefins ... See more keywords
Influence of the bite natural angle of bidentate diphosphine ligands in the syngas-free branched hydroformylation of β-functionalized olefins
Sign Up to like & getrecommendations! Published in 2018 at "Catalysis Communications"
DOI: 10.1016/j.catcom.2018.08.007
Abstract: Abstract The correlation between the activity, regio- and chemoselectivity of Rh-diphosphine catalyst and the ligand bite natural angle (βn) in the syngas-free hydroformylation of allyl cyanide was investigated. A screening of Xantphos type and diphosphine… read more here.
Keywords: diphosphine ligands; bite natural; syngas free; natural angle ... See more keywords
One-pot hydroformylation/O-acylation of propenylbenzenes for the synthesis of polyfunctionalized fragrances
Sign Up to like & getrecommendations! Published in 2020 at "Catalysis Today"
DOI: 10.1016/j.cattod.2020.04.053
Abstract: Abstract A process involving the hydroformylation/O-acylation of propenylbenzenes with a phenolic group is described for eugenol, isoeugenol, chavicol, propenyl guaethol, 2-allylphenol, and 2-allyl-6-methylphenol. The reactions occur in parallel, under the same reaction conditions in anisole,… read more here.
Keywords: hydroformylation; acylation propenylbenzenes; hydroformylation acylation; one pot ... See more keywords
Rhodium-catalyzed hydroformylation under green conditions: Aqueous/organic biphasic, “on water”, solventless and Rh nanoparticle based systems
Sign Up to like & getrecommendations! Published in 2021 at "Coordination Chemistry Reviews"
DOI: 10.1016/j.ccr.2020.213732
Abstract: Abstract Hydrofomylation is an important industrial process for aldehyde production which follows the atom-economy principle. In this homogeneous process, the separation and subsequent recycling of the expensive catalyst are fundamental problems. In the Ruhrchemie/Rhone-Poulenc process,… read more here.
Keywords: hydroformylation; water; aqueous organic; process ... See more keywords
Hydroformylation and tandem isomerization–hydroformylation of n-decenes using a rhodium-BiPhePhos catalyst: Kinetic modeling, reaction network analysis and optimal reaction control
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2016.12.070
Abstract: Abstract The rhodium-BiPhePhos catalyzed hydroformylation of n-decenes, as representative long-chain olefins, was investigated in this study experimentally and theoretically. Besides hydroformylation activity, the used catalyst enables significant double bond isomerization which is an essential side… read more here.
Keywords: isomerization hydroformylation; hydroformylation; tandem isomerization; reaction ... See more keywords
Insight into decomposition of formic acid to syngas required for Rh-catalyzed hydroformylation of olefins
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Catalysis"
DOI: 10.1016/j.jcat.2020.09.039
Abstract: Abstract Formic acid (FA) is one kind of important bulk chemicals, which is recognized as a sustainable and eco-friendly energy carrier to transport H2 via dehydrogenation or CO via decarbonylation. Expectantly, FA upon decomposition into… read more here.
Keywords: hydroformylation; formic acid; hydroformylation olefins; acid syngas ... See more keywords
Mechanistic insight into formaldehyde hydroformylation catalyzed by rhodium complexes: A theoretical and experimental study
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Catalysis"
DOI: 10.1016/j.jcat.2021.04.021
Abstract: Abstract The aldehyde hydroformylation is of critical importance for synthesis of higher aldehydes and polyhydric alcohols, but the reaction mechanism has not been clearly resolved in the existing literature. In this paper, we have established… read more here.
Keywords: hydroformylation; experimental study; formaldehyde hydroformylation; mechanism ... See more keywords
Hydroformylation of biomass-based hydroxyolefins in eco-friendly solvents: New fragrances from myrtenol and nopol
Sign Up to like & getrecommendations! Published in 2019 at "Molecular Catalysis"
DOI: 10.1016/j.mcat.2018.10.011
Abstract: Abstract The hydroformylation of the naturally occurring hydroxyolefins (1R)-(–)-myrtenol (1) and (1R)-(–)-nopol (2) was performed employing a rhodium(I)/bulky phosphite catalytic system. Both substrates demonstrated to be quite reluctant to hydroformylation and revealed a strong tendency… read more here.
Keywords: hydroformylation; biomass based; eco friendly; friendly solvents ... See more keywords
An alternative synthesis of the lipophilic tail portion of abediterol using linear-selective hydroformylation
Sign Up to like & getrecommendations! Published in 2019 at "Tetrahedron Letters"
DOI: 10.1016/j.tetlet.2019.01.037
Abstract: Abstract Abediterol is a compound currently in development for the treatment of respiratory disease at AstraZeneca. In this work we employ hydroformylation, an under-utilised reaction in the synthesis of pharmaceutical intermediates, as a key step… read more here.
Keywords: synthesis lipophilic; hydroformylation; synthesis; abediterol ... See more keywords
Isomerization and hydroformylation of butenes under the catalysis of Rh-BIPHEPHOS
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Fuel Chemistry and Technology"
DOI: 10.1016/s1872-5813(21)60126-3
Abstract: Abstract The isomerization and hydroformylation of butene under the catalysis of Rh-BIPHEPHOS were investigated by varying the butene feed and reaction temperature. The results indicate that in the presence of syngas, with 1-butene as feed,… read more here.
Keywords: isomerization; catalysis biphephos; butene; hydroformylation ... See more keywords
Insights into the Bimetallic Effects of a RhCo Catalyst for Ethene Hydroformylation: Experimental and DFT Investigations
Sign Up to like & getrecommendations! Published in 2020 at "Industrial & Engineering Chemistry Research"
DOI: 10.1021/acs.iecr.0c03437
Abstract: Rh-based bimetallic catalysts are promising ligand-free heterogeneous catalysts for hydroformylation reactions. It is important to understand the mechanism of this bimetallic promotion for designin... read more here.
Keywords: bimetallic effects; hydroformylation; catalyst ethene; insights bimetallic ... See more keywords