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Synthesis 1996; 1996(4): 473-474
DOI: 10.1055/s-1996-4233
short paper
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An Unusual N-Alkylation Reaction During the Oxidative Addition of Hexafluoroacetone and Tetrachloro-o-benzoquinone to P-Bis(2-chloroethyl)amino-Substituted λ 3P-Compounds

Ion Neda, Carsten Melnicky, Alexander Vollbrecht, Reinhard Schmutzler*
  • *Institut für Anorganische und Analytische Chemie der Technischen Universität, Postfach 3329, D-38023 Braunschweig, Germany, Fax +49(531)3915387
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Publication Date:
31 December 2000 (online)

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The reaction of 2,3-dihydro-1,3,2-benzodiazaphosphinin-4(1H)-ones 1a-d with hexafluoroacetone took an unusual course with formation of the tricyclic phosphoranes 5a-d. Similar products 6a, c, d were obtained by treatment of 1a, c, d with tetrachloro-o-benzoquinone.

oxidative addition - N-alkylation - benzodiaza-λ 3-phosphorinones - tricyclic phosphoranes