“Carbodiphosphoranes” by a New Rearrangement of Phosphorus Ylides

Authors

  • Dipl.-Chem. Anette Wohlleben,

    1. Anorganisch-chemisches Institut der Technischen Universität, Arcisstrasse 21, D-8000 München 2 (Germany)
    Search for more papers by this author
  • Prof. Dr. Hubert Schmidbaur

    Corresponding author
    1. Anorganisch-chemisches Institut der Technischen Universität, Arcisstrasse 21, D-8000 München 2 (Germany)
    • Anorganisch-chemisches Institut der Technischen Universität Arcisstrasse 21, D-8000 München 2 (Germany)
    Search for more papers by this author

Abstract

original image

An unexpected reaction of methylenebisphosphonium salts such as (1) is their rearrangement to “carbodiphosphoranes” (2) on deprotonation. The bisphosphorane (3) is not formed.

Ancillary