Dlj. Clive et al., Synthetic studies on calicheamicin gamma(1) - synthesis of (-)-calicheamicinone and models representing the four sugars and the aromatic system, CHEM COMMUN, (15), 2000, pp. 1341-1350
The synthesis of (-)-calicheamicinone (2), the carbohydrates 88, 101, 111,
119 and 120, and the hexasubstituted benzene 139, is described; these compo
unds formally represent the subunits of the antitumor antibiotic calicheami
cin gamma(1)(I) (1).