DIOXYGEN ADDITION TO 5-COORDINATE OSMIUM(II) COMPLEXES - X-RAY CRYSTAL-STRUCTURE OF [OSH(ETA(2)-O(2))(DCPE)(2)]BPH(4)[ DCPE=1,2-BIS(DICYCLOHEXYLPHOSPHINO)ETHANE]

MEZZETTI A.

ZANGRANDO E.

DEL ZOTTO, Alessandro

RIGO, Pierluigi