methyl 3-deoxy-1,2-O-isopropylidene-D-glyceropent-3-enofuranuronate 、
肌氨酸 、
苊醌 以
甲苯 为溶剂,
反应 11.0h,
以82%的产率得到methyl (1S,3a'S,4a'R,7'aS,7b'S)-2',2',7'-trimethyl-2-oxo-3a',7',7a',7b'-tetrahydro-2H-spiro[acenaphthylene-1,6'-[1,3]dioxolo[4,5]furo[3,2-b]pyrrole]-4a'(5'H)-carboxylate