doi:10.1002/bscb.19710800511A new route to 2,7-disubstituted pyrene derivatives is described. 2,7-di(ethoxycar-bonyl) pyrene is synthesized in eight steps from pyrene.R. FlammangR. H. Martinjws
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Cladistic analysis, based on skull and teeth morphological characters, shows the existence of two monophyletic groups. The biochronological interest of rhinoceros' evolutionary trends is a powerful biostratigraphical tool when the whole faunistic...
This manuscript describes the development of new reactions for the difunctionalization of alkenes that involve dirhodium(II)-catalyzed nitrene transfers.The first part of the studies focuses on the reactivity of elect...
We will have the results obtained from the archaeological points of view regarded as the starting point of a wider reflectionKuo, Pei ChunBibliogr
Naves Y R. Etudes sur les matiere vegetales volatiles XLVI.Sur le Dedoublement de la d.1-a-ionone[J].Helvetica Chimica Acta,1947.769-774.doi:10.1002/hlca.19470300310.Naves Y R , Etudes sur les matiere vegetales volatiles XL2 V I. Sur le Dedoublement de la d. 1 - a - ionone, ...
E-mail Link to this Article Export Citation for this Article Get Citation Alerts Request Permissions Abstract References Cited By Get PDF (347K) Abstract The Pechmann and Simonis reactions are investigated with phenols (O, S, Se). Thio and selenophenols give thio-1 and seleno-1 chromones (Si...
ENGINEERING designCATALOGS -- EvaluationEVALUATIONPLASTICS -- EvaluationFirst page of articledoi:10.1107/S0108270188010418F. Mansilla-KoblaviS. ToureJ. LapassetM. CarlesH. BodotInternational Union of CrystallographyActa Crystallographica
de Bruyn, C. A. LobryAmsterdamvan Ekenstein, W. AlberdaAmsterdamJohn Wiley & Sons, Ltd.Recueil des Travaux Chimiques des Pays-BasLobry de Bruyn, C. A., and W. A. van Ekenstein. 1903. Les derives formaliques des sucres. Rec. Tray. Chim. 22:159....