cyclopenta-1,3-diene;2-[2-[2-[2-(1,3-dioxan-2-yl)-3-[2-[4-propan-2-yl-2-[2-tri(propan-2-yl)silylethynyl]phenyl]ethynyl]cyclopenta-1,4-dien-1-yl]ethynyl]-5-propan-2-ylphenyl]ethynyl-tri(propan-2-yl)silane;iron(2+) 在
paratoluenesulfonic acid 、 CH
3C=OCN
2P=O(OCH
3)2 、 K
2CO
3 作用下,
以
四氢呋喃 为溶剂,
以80%的产率得到cyclopenta-1,3-diene;2-[2-[2-[2-ethynyl-3-[2-[4-propan-2-yl-2-[2-tri(propan-2-yl)silylethynyl]phenyl]ethynyl]cyclopenta-1,4-dien-1-yl]ethynyl]-5-propan-2-ylphenyl]ethynyl-tri(propan-2-yl)silane;iron(2+)