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Antonio Guarna

Researcher at University of Florence

Publications -  206
Citations -  3378

Antonio Guarna is an academic researcher from University of Florence. The author has contributed to research in topics: Peptidomimetic & Bicyclic molecule. The author has an hindex of 30, co-authored 206 publications receiving 3202 citations. Previous affiliations of Antonio Guarna include University of Manchester & University of Eastern Piedmont.

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1,3-Aminoalcohols by reductive cleavage of isoxazolidines with molybdenum hexacarbonyl

TL;DR: Isoazolidines are reductively cleaved to 1,3-amino alcohols by reacting with Mo(CO)6 and water as mentioned in this paper. Reaction conditions are simple, mild and selective giving good yields of highly functionalized products with complete retention of configuration of the stereocenters.
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A new family of cinchona-derived amino phosphine precatalysts: application to the highly enantio- and diastereoselective silver-catalyzed isocyanoacetate aldol reaction.

TL;DR: A new class of readily accessible chiral amino-phosphine precatalysts derived from 9-amino(9-deoxy) epicinchona alkaloids has been developed and performed as effective cooperative Brønsted base/Lewis acid catalysts in the asymmetric aldol reaction of isocyanoacetate nucleophiles.
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Rearrangement of isoxazoline-5-spiro derivatives. 2. Synthesis and rearrangement of tetrahydroisoxazole-5-spirocyclopropanes. Preparation of precursors of quinolizine, isoquinoline, and indole alkaloids

TL;DR: Synthese des composes du titre par cycloaddition de nitrones and de methylene cyclopropanes; transposition chimique par voie thermique des compositions obtenus as discussed by the authors.
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Suzuki reaction of vinyl triflates from six- and seven-membered N-alkoxycarbonyl lactams with boronic acids and esters.

TL;DR: The Pd(0)-catalyzed reaction of vinyl triflates from N-alkoxycarbonyl lactams with different boron compounds has been studied and alkenylboronates and arylboronic acids required different reaction conditions, in particular the presence of Ag2O together with a base in anhydrous toluene and (dppf)PdCl2 as a catalyst, affording the corresponding 6-alkyl-N-alk
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New synthetic approach to cyclopenta-fused heterocycles based upon a mild Nazarov reaction.

TL;DR: The scope of the work has been that of closely examining the role and effect of both the heteroatom and the heterocycle ring size on the outcome of the electrocyclization, as well as the torquoselectivity of this process.