Acetic acid (2R,3R,4S,5R,6R)-4-acetoxy-6-acetoxymethyl-2-(2,3-dihydro-indol-1-yl)-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-3-yl ester 在
2,3-二氯-5,6-二氰基-1,4-苯醌 作用下,
以
苯 为溶剂,
反应 3.0h,
以60%的产率得到1-[4-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-2,3,6-tri-O-acetyl-β-D-glucopyranosyl]indole