T. Wohrle et U. Thewalt, PREPARATION AND STRUCTURE OF DIMERIC ETA( 5)-CYCLOPENTADIENYLTITANIUMDIFORMIATE, Journal of organometallic chemistry, 468(1-2), 1994, pp. 30000001-30000003
Dinuclear ''titanocene'' [CpTi]2(C10H8,H,H) reacts with carboxylic aci
ds with replacement of its three bridges by four carboxylato bridges.
The structure of the resulting formiato complex, [CpTi(OCOH)2]2, has b
een determined by X-ray crystallography.