Novel CO Bond Formation via [3+2] Cycloaddition of Diphenylketene to a Dioxo Metal Moiety†
Multiple Bonds between Main-Group Elements and Transition Metals, Part 20. This work was supported by the Fonds der Chemischen Industrie, the Deutsche Forschungsgemeinschaft, the Hermann-Schlosser Stiftung of Degussa AG (fellowship to U. K.), and the Bundesministerium für Forschung und Technologie.—Part 19: M. Herberhold, B. Schmidkonz, U. Thewalt, A. Razavi, W. A. Herrmann, C. Hecht, Z. Naturforsch. B, in press.