Solvent Minimized Synthesis of Amides by Reactive Extrusion

Abstract: Herein, we report on the translation of a small scale ball‐milled amidation protocol into a large scale continuous reactive extrusion process. Critical components to the successful translation were: a) understanding how the different operating parameters of a twin‐screw extruder should be harnessed to control prolonged continuous operation, and b) consideration of the physical form of the input materials. The amidation reaction is applied to 36 amides spanning a variety of physical form combinations (liquid‐liquid, solid–liquid and solid‐solid). Following this learning process, we have developed an understanding for the translation of each physical form combination and demonstrated a 7‐hour reactive extrusion process for the synthesis of an amide on 500 gram scale (1.3 mols of product).

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Solvent Minimized Synthesis of Amides by Reactive Extrusion ; day:09 ; month:09 ; year:2024 ; extent:9
Angewandte Chemie / International edition. International edition ; (09.09.2024) (gesamt 9)

Urheber
Bolt, Robert R. A.
Smallman, Harry R.
Leitch, Jamie A.
Bluck, Gavin W.
Barreteau, Fabien
Iosub, Andrei V.
Constable, David
Dapremont, Olivier
Richardson, Paul
Browne, Duncan L.

DOI
10.1002/anie.202408315
URN
urn:nbn:de:101:1-2409101409575.710041493986
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
15.08.2025, 07:35 MESZ

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Beteiligte

  • Bolt, Robert R. A.
  • Smallman, Harry R.
  • Leitch, Jamie A.
  • Bluck, Gavin W.
  • Barreteau, Fabien
  • Iosub, Andrei V.
  • Constable, David
  • Dapremont, Olivier
  • Richardson, Paul
  • Browne, Duncan L.

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