P. Ferreira et al., Modification of beta-cyclodextrin with ferrocenyl groups by ring opening of an encapsulated [1]ferrocenophane, ORGANOMETAL, 19(8), 2000, pp. 1455-1457
beta-Cyclodextrin covalently grafted with ferrocenyl groups is obtained aft
er formation of a 2:1 (host to guest) complex between beta-CD and (1,1'-fer
rocenediyl)dimethylsilane. Structural investigation in the solid state conf
irms -OH attack of the strained C-Si-C bridge to form an O-Si bond.