Room temperature palladium-catalyzed synthesis of novel …
Here, we report for the first time a mild (room temperature), efficient, ligand- and additive-free palladium-catalyzed synthesis of novel 2-(2-benzamidobenzamido)ethyl 2-oxo-2-arylacetate derivatives which constitute a new class of unsymmetrical diamide scaffolds containing moieties of α-ketoester as potential antibacterial, antifungal and ...
Palladium-based pseudohomogeneous catalyst for highly
2024年1月4日 · This study presents a novel class of pseudohomogeneous catalysts (PHC) based on carbon quantum dots functionalized with terpyridine ligands (CQDs-Tpy) to immobilize and stabilize palladium ...
Frontiers | Hypervalent Iodine Reagents in Palladium-Catalyzed ...
In recent years, the use of hypervalent iodine reagents in palladium-catalyzed transformations has been widely studied as they are strong electrophiles and powerful oxidizing agents. For instance, extensive work has been carried out in the field of C–H bond functionalization via Pd-catalysis using hypervalent iodine reagents as oxidants.
Dess-Martin Oxidation - Alfa Chemistry
The Dess-Martin periodate oxidation reaction refers to the oxidation of primary or secondary alcohols to aldehydes or ketones using the Dess-Martin reagent. Alfa Chemistry introduces the overview, reaction mechanism, and application cases of Dess-Martin oxidation reaction.
Dess−Martin Periodinane Oxidation of Alcohols in the Presence …
1997年12月26日 · Atomically precise palladium nanocluster catalyzed tandem oxidation processes of alcohols and phosphorous ylides: Facile access to α,β-unsaturated esters. Tetrahedron Letters 2020 , 61 (41) , 152385.
Palladium-catalysed branch- and enantioselective allylic C–H
2022年5月30日 · Here we report a palladium-catalysed branch- and enantioselective allylic C–H alkylation that is capable of accommodating diverse types of α-alkenes, ranging from feedstocks annually manufactured...
Palladium-Catalyzed Organic Reactions Involving Hypervalent
2022年6月17日 · Hypervalent iodine(III)/(V) reagents, such as phenyliodine(III) diacetate 1 (PIDA), phenyliodine(III) bis(trifluoroacetate) 2 (PIFA), phenyliodine(III) dipivaloate 3 (PIDP), and Dess-Martin periodinane 4 (DMP), are frequently employed oxidants in …
Dess‐martin periodinane: The reactivity of a λ5‐iodane catalyst ...
2018年11月27日 · Dess-Martin periodinane (DMP) and its derivatives are popular organic catalysts. DMP is extremely reactive in the presence of alcohols, catalyzing their oxidative conversion into ketones. However, despite their widespread …
Dess–Martin periodinane-mediated oxidation of the primary …
2024年5月15日 · Dess–Martin Periodinane (DMP) is routinely used for the oxidation of alcohols to aldehydes and ketones. 3 Albeit to a lesser extent, DMP has also been used in other synthetically oxidative transformations, such as: oxidative cascade cyclisation of anilidines with double bonds, 4 synthesis of benzothiazole via oxidative cyclisation of thioformanilides, 5 synthesis of 2-amino-1,4-benzoquinone ...
Iodine(V)-Based Oxidants in Oxidation Reactions - MDPI
2023年7月6日 · Chaudhari and Fernandes reported the palladium-catalyzed Wacker-type oxidation of terminal alkenes 56 using Dess–Martin periodinane (DMP) 8 as an oxidant . This operationally simple method enabled the synthesis of diverse methyl ketones 57 in good yields with complete Markonikov selectivity.