Results 181 to 190 of about 26,162 (241)

Ligand-Controlled Regioselective Dearomative Vicinal and Conjugate Hydroboration of Quinolines. [PDF]

open access: yesJ Am Chem Soc
Hu C   +7 more
europepmc   +1 more source

Modification of the existing MRL for quinoxyfen in hops

open access: yesEFSA Journal, 2010
European Food Safety Authority
doaj   +1 more source

Bioinspired transfer methylation enabled by a photoactive reagent. [PDF]

open access: yesNat Commun
Zhang D   +8 more
europepmc   +1 more source

Divergent Access to Fluorinated Pharmacons From Ethyl Trifluoropyruvate

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 7, 1 April 2026.
Fluoro(oxo) functional group diversification is traditionally accomplished through either specialized reagents or nucleophilic trifluoromethylation. Herein is disclosed the use of commercially available building blocks for the synthesis of trifluoromethyl(hydroxy) esters.
Rifat N. Nabi   +4 more
wiley   +1 more source

Rh-Catalyzed Atroposelective Single-Carbon Insertion. [PDF]

open access: yesJ Am Chem Soc
Li B   +5 more
europepmc   +1 more source

Nickel‐Catalyzed Twofold Conjunctive Coupling via Philicity‐Alternating Radical Relay

open access: yesAdvanced Science, Volume 13, Issue 20, 9 April 2026.
Herein, we disclose a nickel‐catalyzed twofold conjunctive coupling that enables a four‐component assembly involving an activated alkene, a 1,3‐enyne, and both alkyl and aryl halides. Multiple C–C bonds are selectively constructed through a philicity‐alternating radical relay and the selective radical capture by the nickel catalyst.
Ji Hwan Jeon   +7 more
wiley   +1 more source

Spatial Control Over Tether‐Tunable Coordination on Palladium for Divergent Synthesis of Bicyclo[n.1.0]alkanes via Oxidative Cyclopropanation of Enynes

open access: yesAdvanced Science, Volume 13, Issue 19, 2 April 2026.
We have developed a Pd‐catalyzed oxidative cyclopropanation of 1,n‐enynes employing cyclic diacyl peroxides as bifunctional reagents that serve as both tether‐tunable oxidants and spatially controlled dicarboxylate anions. ABSTRACT Bicyclo[n.1.0]alkanes are highly valuable scaffolds in drug discovery and synthetic chemistry.
Ting Yuan, Lei Shi
wiley   +1 more source

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