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Synthesis 1992; 1992(5): 499-502
DOI: 10.1055/s-1992-26146
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An Improved Synthesis of N-Sulphonyl-1H-azepines under Solid-Liquid Phase-Transfer Catalysis Conditions

N. R. Ayyangar* , S. Madan Kumar, K. V. Srinivasan
  • *National Chemical Laboratory, Pune 411 008, India
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Publication Date:
17 September 2002 (online)

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The synthesis of novel N-sulphonyl-1H-azepines is described starting from arylsulphonyl chlorides in a one-pot operation making use of solid-liquid phase-transfer catalysis technique (benzene/sodium bicarbonate). Good yields were obtained under moderate reaction conditions.