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. Author manuscript; available in PMC: 2013 Nov 4.
Published in final edited form as: Bioorg Med Chem. 2011 Feb 2;19(6):10.1016/j.bmc.2011.01.060. doi: 10.1016/j.bmc.2011.01.060

Scheme 1.

Scheme 1

Synthesis of 9-amido (5-7) and 9-amino (8 and 9) benzyl and biphenylmethyl sialosides. Reagents and conditions: (i) NaHCO3, MeCN/H2O, 75%; (ii) NaBH3CN, AcOH, MeOH, r. t., 24 h, 68%.