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Synthesis 1989; 1989(4): 289-290
DOI: 10.1055/s-1989-27226
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Phase-Transfer-Catalyzed Cyclopropanation. Synthesis of 1,2-Dibenzoyl-3-arylcyclopropanes

D. Bhaskar Reddy* , B. Venkataramana Reddy, T. Seshamma, N. Subba Reddy, M. V. Ramana Reddy
  • *Department of Chemistry, Sri Venkateswara University, Tirupati, 517502, India
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Publication Date:
17 September 2002 (online)

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The 1,t-2,t and 1,t-2,c-isomers of 1,2-dibenzoyl-3-phenylcyclopropanes have been prepared by the cycloaddition of carbonyl-stabilized sulfur ylides to trans-chalcones under phase-transfer conditions. The configurations of the isomers were characterized by IR- and 1H-NMR-spectral studies.