dicarbonyl[(1-5-η-6-(1,3-diacetoxy-2-propyl)cyclohepta-1,3-dienyl)](triphenyl phosphite)iron tetrafluoroborate 、
二甲基丙二酸钠 以
not given 为溶剂,
以82%的产率得到dicarbonyl[dimethyl(2-5-η-6-(1,3-diacetoxy-2-propyl)-cyclohepta-2,4-dienyl)malonate](triphenyl phosphite)iron