Zobrazeno 1 - 10
of 102
pro vyhledávání: '"Giovanni Franceschi"'
Publikováno v:
Computers & Geosciences. 23:883-888
VERTEXVIEW is an interactive microcomputer program that permits interactive analysis, editing, and plotting of petrological phase diagrams. It has been designed as a menu-driven Microsoft Windows application to allow inspection of a large variety of
Publikováno v:
Bioorganic & Medicinal Chemistry Letters. 3:2333-2336
The structure of Ritipenem Acoxil, obtained by single crystal x-ray diffraction analysis, is reported and some stereochemical features are discussed. The compound exhibits a characteristic CD spectrum. The relevance of the C-5 configuration in the de
Autor:
Ettore Perrone, Costantino Della Bruna, Bianca Patrizia Andreini, Rosaria Rossi, Franco Zarini, Giovanni Franceschi, Giuseppina Visentin, Marco Alpegiani, Daniela Jabes
Publikováno v:
Bioorganic & Medicinal Chemistry Letters. 3:2165-2170
The activity of penems against methicillin-resistant Staphylococcus aureus (MRSA) was determined on strains representative of the four expression classes of resistance. Two families of compounds, characterized by a C2-(hetero)aromatic moiety connecte
Autor:
M. Alpegiani, A. Bedeschi, Vincenzo Rizzo, Daniela Borghi, Giuseppina Visentin, Giovanni Franceschi, G. Rivola, E. Perrone, Riccardo Corigli
Publikováno v:
ChemInform. 23
Publikováno v:
ChemInform. 22
A new synthesis of 3'-fluoro-3'-deoxyadenosine is described. Starting from adenosine via a suitably protected intermediate by triflate activation and nucleophilic displacement with sodium acetate, the xylo epimer is obtained in two cases with differe
Autor:
Marco Alpegiani, Giovanni Franceschi, Giuseppe Cassinelli, Pierluigi Bissolino, Ettore Perrone
Publikováno v:
ChemInform. 23
Alkylation of cephem-4-carbonyl chlorides at the sulphide or sulphone oxidation level with Grignard reagents, stannanes and cuprates is described. Radical or ionic bromination of the 3-methylcephem-4-ketone 8, followed by displacement with heterocycl
Publikováno v:
ChemInform. 23
Publikováno v:
ChemInform. 24
Autor:
Stefano Servi, Angelo Bedeschi, Auro Tagliani, Simonetta Lanati, Giovanni Franceschi, Claudio Fuganti
Publikováno v:
ChemInform. 25
Microbial reduction of the carbonyl group of the substituted acetoacetate esters 3–6 affords directly, or after Ni-Raney desulfurization, the corresponding enantiomerically pure 3S carbinols of variable diastereoisomeric composition. These compound
Autor:
Giovanni Franceschi, Ettore Perrone, S Del Nero, Marco Alpegiani, N. Sacchi, P Orezzi, Vincenzo Rizzo, G Cassinelli, Pierluigi Bissolino, P. Carminati, Antonio Baici
Publikováno v:
European Journal of Medicinal Chemistry. 27:875-890
Several 7α-chloro and 7α-methoxy cephalosporin thiolester sulphones variously substituted at the C-3′ position were synthesized from 7-amino-3-deacetoxycephalosporanic acid (7-ADCA). The compounds are time-dependent inhibitors of human leukocyte