Scheme 2.
Synthesis of (aryltriazolyl)methylene galactopyranosides 1a–n. Conditions: a) 3, MsCl, pyridine, 0 °C, 2 h; b) NaN3, DMF, 95 °C, 12 h; c) alkyne, CuI, Et3N, MeCN, 12 h; d) Pd(OH)2/C, cyclohexene/EtOH, reflux, 12 h.
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