Search results for " Tina"

showing 2 items of 2 documents

Canzoni in concorso nella Palermo di fine secolo

2015

L'articolo si occupa del concorso "per la canzone siciliana" bandito nel 1891 a Palermo da Tina Withaker Scalia con la collaborazione di Giorgio Miclei. Nella prima parte viene presentato un sintetico bilancio dei precedenti non siciliani del concorso nell'Italia post-unitaria, e nella seconda vengono analizzate in dettaglio le due canzoni vincitrici.

Withaker TinaCanzone; Canzone siciliana; Canzone napoletana; Concorsi musicali; Withaker Tina; Miceli Domenico; Miceli Giorgio; Dotto Pollaci PaoloCanzoneCanzone napoletanaMiceli GiorgioSettore L-ART/07 - Musicologia E Storia Della MusicaConcorsi musicaliDotto Pollaci PaoloCanzone sicilianaMiceli Domenico
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Controlling Oxidative Addition and Reductive Elimination at Tin(I) via Hemi-Lability.

2021

We report on the synthesis of a distannyne supported by a pincer ligand bearing pendant amine donors that is capable of reversibly activating E–H bonds at one or both of the tin centres through dissociation of the hemi-labile N–Sn donor/acceptor interactions. This chemistry can be exploited to sequentially (and reversibly) assemble mixed-valence chains of tin atoms of the type ArSn{Sn(Ar)H} n SnAr ( n = 1, 2). The experimentally observed (decreasing) propensity towards chain growth with increasing chain length can be rationalized both thermodynamically and kinetically by the electron-withdrawing properties of the –Sn(Ar)H– backbone units generated via oxidative addition. peerReviewed

oxidative additionchemistry.chemical_element010402 general chemistry01 natural sciencesCatalysisDissociation (chemistry)Reductive eliminationreversibilityNucleophilic aromatic substitutiontinPolymer chemistryPincer ligandkemiallinen synteesiChemistry010405 organic chemistryreductive eliminationliganditkompleksiyhdisteetGeneral ChemistryGeneral MedicineAcceptorOxidative addition3. Good health0104 chemical scienceshemi-labile ligandorgaaniset tinayhdisteettinaAmine gas treatingTinAngewandte Chemie (International ed. in English)
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