Recent advances in continuous-flow organocatalysis for process intensification
…, A Brandolese, G Di Carmine, D Ragno… - Reaction Chemistry & …, 2020 - pubs.rsc.org
Chemistry in continuous-flow continues to attract attention from the community of synthetic
organic chemists due to its now well-recognized benefits including, inter alia, quick reaction …
organic chemists due to its now well-recognized benefits including, inter alia, quick reaction …
Oxidative N‐Heterocyclic Carbene Catalysis
…, A Brandolese, G Di Carmine, D Ragno… - … A European Journal, 2023 - Wiley Online Library
N‐Heterocyclic carbene (NHC) catalysis is a by now consolidated organocatalytic platform
for a number of synthetic (asymmetric) transformations via diverse reaction modes/…
for a number of synthetic (asymmetric) transformations via diverse reaction modes/…
Immobilization of privileged triazolium carbene catalyst for batch and flow stereoselective umpolung processes
A strategy for the immobilization of the valuable triazolium carbene Rovis catalyst onto
polystyrene and silica supports is presented. Initially, the catalyst activity and recyclability were …
polystyrene and silica supports is presented. Initially, the catalyst activity and recyclability were …
Research progress in the modification of quercetin leading to anticancer agents
The flavonoid quercetin (3,3′,4′,5,7-pentahydroxyflavone) is widely distributed in plants,
foods, and beverages. This polyphenol compound exhibits varied biological actions such as …
foods, and beverages. This polyphenol compound exhibits varied biological actions such as …
Thiazolium-functionalized polystyrene monolithic microreactors for continuous-flow umpolung catalysis
…, L Caciolli, A Massi, S Pacifico, D Ragno - Green chemistry, 2013 - pubs.rsc.org
Thiazolium salt pre-catalysts have been immobilized on silica and monolithic polystyrene
and their activity was tested under batch conditions in three model umpolung reactions, …
and their activity was tested under batch conditions in three model umpolung reactions, …
Aerobic oxidation of 5-hydroxymethylfurfural to 5-hydroxymethyl-2-furancarboxylic acid and its derivatives by heterogeneous NHC-catalysis
A Brandolese, D Ragno, G Di Carmine… - Organic & …, 2018 - pubs.rsc.org
The application of the oxidative system composed of a heterogeneous triazolium pre-catalyst,
iron(II) phthalocyanine and air is described for the selective conversion of 5-…
iron(II) phthalocyanine and air is described for the selective conversion of 5-…
Kinetic resolution, dynamic kinetic resolution and asymmetric desymmetrization by N-heterocyclic carbene catalysis
C De Risi, O Bortolini, G Di Carmine, D Ragno… - …, 2019 - thieme-connect.com
N-Heterocyclic carbenes (NHCs) are now well-established organocatalysts for a large number
of asymmetric and non-asymmetric transformations. In the last 15 years, there has been …
of asymmetric and non-asymmetric transformations. In the last 15 years, there has been …
Enantioselective Dearomatization of Alkylpyridiniums by N-Heterocyclic Carbene-Catalyzed Nucleophilic Acylation
G Di Carmine, D Ragno, O Bortolini… - The Journal of …, 2018 - ACS Publications
A chiral NHC-catalyzed dearomatizing reaction of activated N-alkylpyridinium salts with
aliphatic aldehydes is described. The resulting acylated 1,4-dihydropyridines have been …
aliphatic aldehydes is described. The resulting acylated 1,4-dihydropyridines have been …
An insight into the mechanism of the aerobic oxidation of aldehydes catalyzed by N-heterocyclic carbenes
…, A Massi, CS Pomelli, D Ragno - Chemical …, 2014 - pubs.rsc.org
N-Heterocyclic carbene catalysis for the aerobic oxidation and esterification of aromatic
aldehydes was monitored by ESI-MS (MS/MS) and the key intermediates were intercepted …
aldehydes was monitored by ESI-MS (MS/MS) and the key intermediates were intercepted …
Modulable Photocatalyzed Strategies for the Synthesis of α-C-Glycosyl Alanine Analogues via the Giese Reaction with Dehydroalanine Derivates
Herein, we present the α-selective Giese reaction between pyranosyl/furanosyl bromides
and dehydroalanine analogues, which provides access to a library of highly valuable α-C-…
and dehydroalanine analogues, which provides access to a library of highly valuable α-C-…