(3E)-methyl 2-oxoheptadec-3-enoate 、
(1E,4R)-4-ethyl-3-(tetradec-1-enyl)oxazolidin-2-one 在
tris(6,6,7,7,8,8-heptafluoro-2,2-dimethyl-3,5-octadionato)europium(III) 作用下,
以
环己烷 为溶剂,
反应 24.0h,
以92%的产率得到(2R,3R,4S)-methyl 3-dodecyl-2-((R)-4-ethyl-2-oxooxazolidin-3-yl)-4-tridecyl-3,4-dihydro-2H-pyran-6-carboxylate