Results 41 to 50 of about 6,893 (205)

Hydroformylation in fluorous solvents [PDF]

open access: yesJournal of Organometallic Chemistry, 2004
AbstractFor Abstract see ChemInform Abstract in Full Text.
Dave J. Adams   +4 more
openaire   +1 more source

Hidroformilação do oleato de metila catalisada por complexos de ródio

open access: yesQuímica Nova, 2012
In this work, we describe the hydroformylation of methyl oleate catalyzed by several rhodium complexes. Parameters including total pressure, phosphorous/rhodium and CO/H2 ratio, temperature and phosphorous ligands were scanned.
Ana Nery Furlan Mendes   +2 more
doaj   +1 more source

Carbon‐Supported Catalytic Systems Assembled by π–π Interactions

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
This review explores the noncovalent immobilization of organic and organometallic catalysts on carbonaceous supports through π–π interactions, highlighting its potential to enhance catalyst recovery, recyclability, and the sustainability of organic synthesis.
Chloé Jamalkhan   +8 more
wiley   +1 more source

Computational aspects of hydroformylation [PDF]

open access: yes, 2015
The influence of transition metal complexes as catalysts upon the activity and selectivity of hydroformylation reactions has been extensively investigated during the last decades.
Kégl, Tamás
core   +1 more source

Leucaena Oil Functionalized With Osmium Tetroxide as a Precursor for Polyol‐Based Polyurethane

open access: yesJournal of Polymer Science, EarlyView.
Leucaena leucocephala seed oil is converted into a hydroxyl‐functional biopolyol through OsO4‐mediated dihydroxylation. The resulting biopolyol shows a hydroxyl number of 160–175 mg KOH g−1 and is successfully used to produce flexible, open‐cell polyurethane foams, highlighting a renewable route for converting underutilized biomass into value‐added ...
Giovanni Miraveti Carriello   +13 more
wiley   +1 more source

New catalysts for branched selective hydroformylation of alkenes

open access: yes, 2019
Both products, n-butyraldehyde and iso-butyraldehyde from propene hydroformylation are key building blocks for the synthesis of many chemical intermediates, and although high linear selectivity has been achieved, any form of branched selectivity ...
Iu, Leo
core   +1 more source

Rhodium Cluster Catalysts Enable Efficient Catalytic Hydroformylation in Mild Conditions: Cluster Size Dependence

open access: yesSmall, EarlyView.
Nanometer‐sized Rh clusters provide a specific reaction environment that facilitates the balanced co‐adsorption of styrene, CO, and H, thereby promoting hydroformylation. ABSTRACT The size of the reactive metal domain, termed an ‘ensemble’, in supported metal catalysts critically influences their catalytic activity.
Yuki Nakaya   +5 more
wiley   +1 more source

Silanol nest-assisted Rh nanoparticles inducing homogeneous-like kinetics in heterogeneous hydroformylation

open access: yesNano Research
Hydroformylation is a pivotal industrial process for high-value chemicals production. So far, compared with homogeneous systems, heterogeneous hydroformylation allows easier separation and recycling to simplify the operation procedure, however, the ...
Haofeng Chen   +8 more
doaj   +1 more source

Synthesis and Polymerization of a Lactone Building Block Derived From Cashew Nut Shells

open access: yesChemSusChem, Volume 19, Issue 19, 14 October 2026.
Cardanol as a renewable substituted phenol feedstock was selectively transformed into the corresponding cyclohexanone derivative by means of a partial metal‐catalyzed hydrogenation. Subsequent conversion via Baeyer–Villiger oxidation gave a lactone product consisting of a mixture of regioisomers, which has been readily converted into its homopolymer ...
Paulo R. Wohlfahrt   +6 more
wiley   +1 more source

Microwave assisted hydroformylation without syngas

open access: yes, 2010
Hydroformylation is a powerful reaction that has suffered for some negative prejudices related to the use of gaseous H-2 and CO. Now it is possible to carry out hydroformylation and different cyclohydrocarbonylations, even on complex substrates, using ...
GIRARD N.   +17 more
core   +1 more source

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