Metalate-Mediated Functionalization of P4 by Trapping Anionic [Cp*Fe(CO)21-P4)]- with Lewis Acids

Open Access
Authors
Publication date 06-2017
Journal ChemistryOPEN
Volume | Issue number 6 | 3
Pages (from-to) 350-353
Number of pages 4
Organisations
  • Faculty of Science (FNWI) - Institute of Interdisciplinary Studies (ISS)
  • Faculty of Science (FNWI) - Van 't Hoff Institute for Molecular Sciences (HIMS)
  • Faculty of Science (FNWI)
Abstract

The development of selective functionalization strategies of white phosphorus (P4) is important to avoid the current chlorinated intermediates. The use of transition metals (TMs) could lead to catalytic procedures, but these are severely hampered by the high reactivity and unpredictable nature of the tetrahedron. Herein, we report selective first steps by reacting P4 with a metal anion [Cp*Fe(CO)2] (Cp*=C5(CH3)5), which, in the presence of bulky Lewis acids (LA; B(C6F5)3 or BPh3), leads to unique TM‐substituted LA‐stabilized bicyclo[1.1.0]tetraphosphabutanide anions [Cp*Fe(CO)21‐P4⋅LA)]. Their P‐nucleophilic site can be subsequently protonated to afford the transient LA‐free neutral butterflies exo,endo‐ and exo,exo‐Cp*Fe‐ (CO)21‐P4H), allowing controllable stepwise metalate‐mediated functionalization of P4.

Document type Article
Note With supporting information
Language English
Related dataset CCDC 1509067: Experimental Crystal Structure Determination
Published at https://doi.org/10.1002/open.201700027
Downloads
Borger_et_al-2017-ChemistryOpen (Final published version)
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