乙酸酐 、 (2R,3S,4S,5R,6R)-4-Allyloxy-2-allyloxymethyl-6-(2,2,2-trichloro-ethoxy)-tetrahydro-pyran-3,5-diol 在
吡啶 作用下,
以
various solvent(s) 为溶剂,
生成
Acetic acid (2R,3R,4S,5S,6R)-5-acetoxy-4-allyloxy-6-allyloxymethyl-2-(2,2,2-trichloro-ethoxy)-tetrahydro-pyran-3-yl ester