(1S,5R,6S)-methyl 6((E)-((2R,3S)-5-fluoro-3-methoxy-2-methyl-2,3-dihydro-1H-inden-1-ylidene)methyl)bicyclo[3.1.0]hex-2-ene-6-carboxylate 以
氯苯 为溶剂,
反应 0.33h,
以91%的产率得到(1R,1'S,2'R,3'S,5S)-methyl 5'-fluoro-3'-methoxy-2'-methyl-2',3'-dihydrospiro[bicyclo[3.2.1]octa[3,6]dien-2,1'-indene]-4-carboxylate