乙酸酐 、
2,3,4',5',6',7'-hexa-O-acetyl-7-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)validoxylamine A 在
吡啶 作用下,
以93%的产率得到Acetic acid (1S,2S,3R,4R,6S)-2,3-diacetoxy-6-((1S,4R,5S,6S)-4,5,6-triacetoxy-3-acetoxymethyl-cyclohex-2-enylamino)-4-((2R,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxymethyl)-cyclohexyl ester