[1]CurrentPatentAssignee:PFIZERINC-US2783245,1953,A
[1]Zelinski;Dengin[ChemischeBerichte,1922,vol.55,p.3355]
[1]Obrecht;Spiegler;Schonholzer;Muller;Heimgartner;Stierli[HelveticaChimicaActa,1992,vol.75,#5,p.1666-1696]
[2]Connors,T.A.;Ross,W.C.J.[JournaloftheChemicalSociety,1960,p.2119-2132]
[1]Grigg,Ronald;Armstrong,WilliamP.[Tetrahedron,1988,vol.44,#5,p.1523-1534]
[1]Obrecht;Spiegler;Schonholzer;Muller;Heimgartner;Stierli[HelveticaChimicaActa,1992,vol.75,#5,p.1666-1696]