K. Kanno et M. Kira, Direct reactions of zirconacyclopentadienes with halosilanes as a convenient synthetic method for siloles, CHEM LETT, (10), 1999, pp. 1127-1128
Direct reactions of 1,1-bis(cyclopentadienyl)zirconacyclopentadienes with v
arious halosilanes afford the corresponding siloles in excellent yields. Th
e reactions are very sensitive to the steric bulkiness of both zirconacyclo
pentadienes and halosilanes.