5-O-(4''-azido-2'',3''-di-O-acetyl-4'',6''-dideoxy-β-D-galactopyranosyl)-1,3,2',6'-tetraazido-6,3',4'-tri-O-benzyl neamine 在
potassium carbonate 作用下,
以
甲醇 为溶剂,
生成 (2S,3R,4S,5R,6R)-5-Azido-2-[(1R,2R,3S,5R,6S)-3,5-diazido-2-((2R,3R,4R,5R,6R)-3-azido-6-azidomethyl-4,5-bis-benzyloxy-tetrahydro-pyran-2-yloxy)-6-benzyloxy-cyclohexyloxy]-6-methyl-tetrahydro-pyran-3,4-diol