An Inorganic Click Reaction for the Synthesis of Interlocked Molecules

Abstract: We describe the use of the cyaphide‐azide 1,3‐dipolar cycloaddition reaction for the synthesis of a new class of inorganic rotaxanes containing gold (I) triazaphosphole stoppers. Electron‐deficient bis‐azides, which thread perethylated pillar[5]arene in aromatic solvents, readily react with two equivalents of Au (IDipp)(CP) (IDipp=1,3‐bis‐(2,6‐diisopropylphenyl)‐imidazol‐2‐ylidene) to afford interlocked molecules via an inorganic click reaction. These transformations proceed in good yields (ca. 65 %) and in the absence of a catalyst. The resulting organometallic rotaxanes are air‐ and moisture‐stable and can be purified by column chromatography under aerobic conditions. The targeted rotaxanes were characterized by multi‐element nuclear magnetic resonance (NMR) spectroscopy, mass‐spectrometry, and single‐crystal X‐ray diffraction.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
An Inorganic Click Reaction for the Synthesis of Interlocked Molecules ; day:11 ; month:08 ; year:2023 ; extent:7
Angewandte Chemie ; (11.08.2023) (gesamt 7)

Creator
Mapp, Alex
Wilmore, Jamie T.
Beer, Paul D.
Goicoechea, Jose M.

DOI
10.1002/ange.202309211
URN
urn:nbn:de:101:1-2023081115115038138508
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
14.08.2025, 11:01 AM CEST

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Associated

  • Mapp, Alex
  • Wilmore, Jamie T.
  • Beer, Paul D.
  • Goicoechea, Jose M.

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