2-methyl-6-<2-(2,3,4,5-tetramethylcyclopenta-1,4-dien-1-yl)ethyl>pyridine 、 2-methyl-6-<2-(2,3,4,5-tetramethylcyclopenta-1,3-dien-1-yl)ethyl>pyridine 、
2-methyl-6-<2-(2,3,4,5-tetramethylcyclopenta-2,4-dien-1-yl)ethyl>pyridine 、 iron(II) chloride 在
n-BuLi 作用下,
以
四氢呋喃 、
正己烷 为溶剂,
以0%的产率得到bis[1,2,3,4-tetramethyl-5-[2-(6-methyl-2-pyridyl)ethyl]cyclopenta-2,4-dien-1-yl]iron(II)