The synthesis of (−)-calicheamicinone (2), the carbohydrates 88, 101, 111, 119 and 120, and the hexasubstituted benzene 139, is described; these compounds formally represent the subunits of the antitumor antibiotic calicheamicin γ1I (1).
Synthetic studies on calicheamicin γ1I—synthesis of (−)-calicheamicinone and models representing the four sugars and the aromatic system
D. L. J. Clive, Y. Tao, Y. Bo, Y. Hu, N. Selvakumar, S. Sun, S. Daigneault and Y. Wu, Chem. Commun., 2000, 1341 DOI: 10.1039/B001204L
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