辛烯 、
2-(4-tert-Butyl-2,2,6,6-tetraethyl-3-oxo-piperazin-1-yloxy)malonic acid (2-{2-[2-(2-(D-mannopyranosyl)ethoxy)ethoxy]ethoxy}ethyl) ester methyl ester 以
1,2-二氯乙烷 为溶剂,
反应 4.0h,
以92%的产率得到1-O-methyl 3-O-[2-[2-[2-[2-[(2S,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyethoxy]ethoxy]ethoxy]ethyl] 2-[2-(4-tert-butyl-2,2,6,6-tetraethyl-3-oxopiperazin-1-yl)oxyoctyl]propanedioate