Results 121 to 130 of about 435,613 (313)

5,7‐Membered Cyclometallated Gold(III) Complexes with Pyridine‐Phenyl‐Oxazoline N^C^N Ligands as Catalysts for Organic Transformation Reactions Under Silver‐Free Conditions

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
A series of 5,7‐membered cyclometallated gold(III) complexes with N^C^N tridentate ligands are prepared via transmetalation of pyridine‐phenyl‐oxazoline ligand‐containing organomercury compounds with potassium gold(III) chloride (KAuCl4) for catalysis.
Yosephine Tania Limanto   +4 more
wiley   +1 more source

Bifunctional Organocatalysts and Brønsted Bases in Cooperative Catalysis for the Asymmetric [4 + 2] Cycloaddition of In Situ‐Generated Dienes from Isochromane‐3,4‐Diones with Nitroalkenes

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
Herein, the first asymmetric [4+2] cycloaddition is reported, utilizing in situ‐generated dienes from isochromane‐3,4‐diones and nitroalkenes, catalyzed by a bifunctional thiourea organocatalyst and Brønsted base cocatalysts, yielding highly enantioselective bridged and spiro lactones, with further investigations into novel reactivity and product ...
Mohammad Sadeq Mousavi   +2 more
wiley   +1 more source

Asymmetric Strategies for the Synthesis of Enantiopure α‐/β‐/γ‐Thio‐Carboxylic Acids Bearing a Stereocentre at CS Bond

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
Enantioenriched α‐/β‐/γ‐thiocarboxylic acids featuring C–S chirality are valuable targets in organic synthesis. This review outlines recent progress in their asymmetric synthesis, including chiral pool approaches, metal‐ /organo‐catalysis, and emerging biocatalytic strategies. Enantiomerically pure α‐/β‐/γ‐thiocarboxylic acids bearing a stereocentre at
Jingyue Wu, Daniele Castagnolo
wiley   +1 more source

Azabicyclo[1.1.0]butyl‐Substituted Sulfonimidoyl Fluoride: Electrophilic Hub Bridging Late‐Stage Azetidine Incorporation with Sufex Chemistry

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
GA: Strained small motifs and SuFEx hubs are of increasing importance in drug discovery to enable efficient late‐stage functionalization. Here, the synthesis of bench‐stable azabicyclo[1.1.0]butyl‐substituted sulfonimidoyl fluoride as an electrophilic hub with dual activation mode is reported.
Defne Serbetci   +5 more
wiley   +1 more source

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