Results 171 to 180 of about 58,847 (249)

Effect of the Aromatic Content of Organosilica Supports on Aqueous Phase Phenol Hydrogenation

open access: yesChemCatChem, Accepted Article.
In this work, bridged polysilsesquioxanes with varying aromatic content were used as catalyst supports with active metal palladium (Pd) for aqueous phase phenol hydrogenation. Alkoxysilane precursors, bis (trimethoxy silyl ethyl) benzene (BTEB) and bis (tri methoxy silyl) ethane (BTE) were co‐condensed by sol‐gel synthesis to vary the aromatic content ...
Anagha Hunoor   +9 more
wiley   +1 more source

Phosphino(silyl) Nickel Complexes for Alkene Hydroboration Catalysis: Steric Tuning of Pre‐Catalyst Provides High Regioselectivity

open access: yesChemCatChem, Accepted Article.
Bis(phosphino)silyl nickel complexes featuring diethylphosphino donors on the tridentate PSiP ligand are effective pre‐catalysts for room temperature alkene hydroboration with HBPin. Terminal and geminal alkenes, including a wide scope of vinyl arenes, reacted to afford exclusively the linear, anti‐Markovnikov boronate ester product in all cases ...
Laura Turculet   +4 more
wiley   +1 more source

Size‐Dependent Ultrafast UV Photochemistry of Aliphatic Disulfides in Solution

open access: yesChemistry – A European Journal, Accepted Article.
We have investigated the photochemistry of dimethyl disulfide (DMDS) and glutathione disulfide (GSSG) in solution upon ultraviolet (UV) excitation in comparison to L‐cystine by femtosecond X‐ray absorption spectroscopy at the sulfur K‐edge. For these aliphatic disulfides, the very similar differential absorption spectra reveal unequivocally a pair of ...
Jessica Harich   +14 more
wiley   +1 more source

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