Communication
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2-Dewar Phosphinines—a New Class of Compounds Containing Two-Coordinate Phosphorus†‡
†
Phosphorus Compounds with Unusual Coordination, Part 9. This work was supported by the Fonds der Chemischen Industrie, the Deutsche Forschungsgemeinschaft, and the Landesregierung von Rheinland-Pfalz.—Part 8: W. Rösch, U.-J. Vogelbacher, T. Allspach, M. Regitz, J. Organomet. Chem., in press.
‡
Dedicated to Professor Rolf Appel on the occasion of his 65th birthday
Graphical Abstract
The first Dewar phosphabenzenes, which at the same time contain the first four-membered ring with a PC double bond, namely the title compounds 1, are surprisingly stable towards heat and oxygen. 1, R1=Me, R2=1-adamantyl, has been characterized by an X-ray structure analysis.
