Results 161 to 170 of about 107,279 (237)

Flavin Catalysts in Organic Synthesis

open access: yesAngewandte Chemie, EarlyView.
Flavins and their congeners are potent catalysts for organic synthesis inspired by enzymatic transformations. In addition to catalysis in the flavin ground state via covalent intermediates, the excited singlet and triplet states unlock applications including photooxidation, photoreduction, and energy transfer via sensitization.
Jan Freudenberg, Golo Storch
wiley   +2 more sources

Photochemical Reaction Discovery Enabled by the Dynamic Speciation of Copper Complexes

open access: yesAngewandte Chemie, EarlyView.
A strategy for accelerated photochemical reaction discovery is reported that harnesses the dynamic speciation of copper complexes, driven by their labile metal–ligand bonds. This platform simplifies reaction screening by combining an earth‐abundant copper(II) salt with commercially available ligands, which reversibly generate multiple catalytic species
Alessio Regni   +6 more
wiley   +2 more sources

The Catalytic Asymmetric Alkylation of Olefins with Alcohol Derivatives. [PDF]

open access: yesJ Am Chem Soc
Debie LM   +4 more
europepmc   +1 more source

Influence of Acidity Properties on the Hβ Catalytic Performance of the Olefin Alkylation Thiophenic Sulfur in Gasoline

open access: yes, 2006
Influence of Acidity Properties on the Hβ Catalytic Performance of the Olefin Alkylation Thiophenic Sulfur in Gasoline Zekai Zhang1,2, Xionglei Niu1,2, Xiangxue Zhu1, Shenglin Liu1, Longya Xu1 1.
张泽凯   +4 more
core  

Peripheral editing of polyols to chiral alkanes. [PDF]

open access: yesNat Commun
Saadane A   +4 more
europepmc   +1 more source

Deprotonation and Alkylation of Weakly Acidic C(sp3)─H Bonds Through In Situ Generation of a Strong Hydride Base From 1,1,3,3‐Tetramethyldisiloxane and Potassium tert‐Butoxide

open access: yesAngewandte Chemie, EarlyView.
The use of 1,1,3,3‐tetramethyldisiloxane (TMDSO) and potassium tert‐butoxide enables direct alkylation of weakly acidic carbon–hydrogen bonds with alkyl halides. Experimental and computational studies support the formation of a substrate‐associated hydride‐like base, providing a single‐step alternative to the classical deprotonation and electrophile ...
Piers St. Onge   +4 more
wiley   +1 more source

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