DL-(1α,2β,3β,4α,6β)-6-azido-2-O,3-N-carbonyl-4-O-methyl-3-(methylamino)-1,2,4-cyclohexanetriol 、 Acetic acid (3S,6R)-3-(2,4-dinitro-phenylamino)-6-{[methyl-((S)-1-phenyl-ethyl)-amino]-methyl}-tetrahydro-pyran-2-yl ester 在
三氟甲磺酸三甲基硅酯 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以28%的产率得到4-azido-1-N,2-O-carbonyl-1,4,5-trideoxy-3-O-<2'-(2,4-dinitrophenylamino)-6'-<(1S)-phenylethyl>-methylamino-2',3',4',6'-tetradeoxy-β-L-erythro-hexopyranosyl>-6-O-methyl-1-(methylamino)-D-chiro-inositol