(E,E)-bis(2-dimethylchlorosilylvinyl)dimethylsilane 、
(E)-1,2-bis(dimethylbromomagnesiumethynylsilyl)ethylene 以
四氢呋喃 为溶剂,
以0.5%的产率得到1,1,4,4,7,7,10,10,13,13,16,16,19,19,22,22,25,25,28,28-eicosamethyl-1,4,7,10,13,16,19,22,25,28-decasilacyclotriaconta-2,5,11,17,20,26-hexaene-8,14,23,29-tetraine