Synthesis 1990; 1990(1): 66-70
DOI: 10.1055/s-1990-26791
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A Convenient Synthesis of 3-Chloro-3,4-dihydro-4-hydroxy-3-nitro-2-phenyl-2H-1-benzopyrans

Daniel Dauzonne* , Pierre Demerseman
  • *Service de Chimie de l'Institut Curie, ER no 213 CNRS, 26 rue d'Ulm, F-75231 Paris Cedex 05, France
Further Information

Publication History

Publication Date:
17 September 2002 (online)

The novel title compounds 5 are prepared by a simple and efficient two-step procedure starting from substituted benzaldehydes 1. A convenient route to the (2-chloro-2-nitroethenyl)benzenes 3 required as intermediates in the synthesis is reported.