ferrocene boronic acid 、
2-[{(1-hydroxycyclohexyl)methylimino}methyl]phenol 以
四氢呋喃 为溶剂,
以73%的产率得到cyclopenta-1,3-diene;1,14-di(cyclopenta-2,4-dien-1-yl)spiro[2,13,15-trioxa-10-azonia-14-bora-1-boranuidatricyclo[8.5.0.03,8]pentadeca-3,5,7,9-tetraene-12,1'-cyclohexane];iron(2+)