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Beilstein J. Org. Chem. 2013, 9, 1757–1762, doi:10.3762/bjoc.9.203
Graphical Abstract
Figure 1: Structure of the tetrasaccharide repeating unit of the O-antigen of Escherichia coli O16.
Figure 2: Structure of the synthesized pentasaccharide and its synthetic intermediates.
Scheme 1: Reagents: (a) N-iodosuccinimide (NIS), TfOH, CH2Cl2, MS 4 Å, −30 °C, 1 h, then 0 °C, 1 h, 76%; (b) ...