Cationic [RuCl(arene)(Me-Duphos)]Cl complexes, arene = eta(6)-benzene and eta(6)-p-cymene, Me-Duphos = 1,2-bis-((2R,5R)-2,5-dimethylphospholano) benzene) have been prepared and studied by X-ray crystallography and NMR spectroscopy. PGSE NMR diffusion studies have been used to recognize (a) ion pairing as a function of solvent and (b) larger molecular volumes. Several arene-Ru-complexes have been shown to be useful catalyst precursors in the hydrolysis of terminal aryl alkynes to afford acetophenones.
Synthesis of Ru-arene complexes of Me-Duphos. X-ray, PGSE NMR diffusion and catalytic studies / Y. Chen, M. Valentini, P. Pregosin, A. Albinati. - In: INORGANICA CHIMICA ACTA. - ISSN 0020-1693. - 327:1(2002), pp. 4-14.
Titolo: | Synthesis of Ru-arene complexes of Me-Duphos. X-ray, PGSE NMR diffusion and catalytic studies |
Autori: | ALBINATI, ALBERTO (Ultimo) |
Parole Chiave: | Ru-arene complexes; Me-Duphos; PGSE; diffusion and catalytic studies; gradient spin-ECHO; chiral ruthenium complexes; enantioselective hydrogenation reactions; homogeneous asymmetric hydrogenation; molecular-diffusuin; ion-pairs; alkynes; binap; diastereoselectivity; coefficients |
Settore Scientifico Disciplinare: | Settore CHIM/03 - Chimica Generale e Inorganica |
Data di pubblicazione: | 2002 |
Rivista: | |
Tipologia: | Article (author) |
Digital Object Identifier (DOI): | http://dx.doi.org/10.1016/S0020-1693(01)00680-6 |
Appare nelle tipologie: | 01 - Articolo su periodico |
File in questo prodotto:
File | Descrizione | Tipologia | Licenza | |
---|---|---|---|---|
1-s2.0-S0020169301006806-main.pdf | Publisher's version/PDF | Administrator Richiedi una copia |