Iron-catalysed chemo-selective oxidation of unprotected sugars: application for the competitive oxidation of pentoses from a sugar mixture

Autor: David Branquet, Mohamed Vall Sidi Boune, Nicolas Hucher, Catherine Taillier, Vincent Dalla, Sébastien Comesse, Laure Benhamou

Publikováno v: Green Chemistry. 24:7682-7688

An iron-catalysed transfer hydrogenation methodology has been developed to oxidise unprotected aldo-hexoses and -pentoses into sugar lactones using different acceptors.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::48f6ea89cf8a51b5cbf61fa83d94e9fe
https://doi.org/10.1039/d2gc02606f

20 Years of Forging N-Heterocycles from Acrylamides through Domino/Cascade Reactions

Autor: Catherine Taillier, Ismail Alahyen, Laure Benhamou, Sébastien Comesse, Vincent Dalla

Publikováno v: Synthesis. 53:3409-3439

Acrylamides are versatile building blocks that are easily obtained from readily available starting materials. During the last 20 years, these valuable substrates bearing a nucleophilic nitrogen atom and an electrophilic double bond have proven to be

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8823076e5f605a97627d6fcc9caf1d0c
https://doi.org/10.1055/a-1503-7932

Taming the Reactivity of Phosphiranium Salts: Site‐Selective C‐Centered Ring Opening for Direct Synthesis of Phosphinoethylamines

Autor: Annie-Claude Gaumont, Julien Gasnot, Catherine Taillier, Clément Botella, Sébastien Comesse, Vincent Dalla, Carole Alayrac, Sami Lakhdar

Publikováno v: Angewandte Chemie International Edition
Angewandte Chemie International Edition, Wiley-VCH Verlag, 2020, 59 (29), pp.11769-11773. ⟨10.1002/anie.201916449⟩

International audience; Advances in the field of phosphorus chemistry are documented, by revealing the synthetic utility of previously underutilized quaternary phosphiranium salts (QPrS) as three-chain-atom electrophilic building blocks. Notably, con

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::14c09a09c51d01795cead4a06f5b873c
https://hal-normandie-univ.archives-ouvertes.fr/hal-02899688/document

Atom-Economic Catalytic Direct Substitution of N,O-Acetals with Simple Ketones

Autor: Elisabet Duñach, Sylvain Antoniotti, Raja Ben Othman, Catherine Taillier, Bahria Touati, Vincent Dalla, Abderrahman El Bouakher, Mohamed Salah Azizi, Malika Trabelsi-Ayadi

Publikováno v: European Journal of Organic Chemistry. 2017:4445-4460

A general and powerful catalytic protocol for the direct amidoalkylation of simple enolizable ketones is described, with use of the Lewis superacid Sn(NTf2)4 as a catalyst under thermal conditions. A complete and rational study directed towards the d

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b5485ffede4a21b05e657bf2877c9e7a
https://doi.org/10.1002/ejoc.201700530

Catalytic Alkynylation of Cyclic Acetals and Ketals Enabled by Synergistic Gold(I)/Trimethylsilyl Catalysis

Autor: Catherine Taillier, Vincent Dalla, Mathéo Berthet, Olivier Songis

Publikováno v: Journal of Organic Chemistry
Journal of Organic Chemistry, American Chemical Society, 2017, 82 (18), pp.9916-9922. ⟨10.1021/acs.joc.7b01828⟩

International audience; A completely regioselective and challenging gold(I)-catalyzed ring-opening of cyclic 1,3-dioxolanes and dioxanes by trimethylsilyl alkynes to set diol-derived propargyl trimethylsilyl bis-ethers is reported. This unprecedented

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::467f1bf5af78abd4fe5b25f5711d275c
https://pubmed.ncbi.nlm.nih.gov/28812891