(Cycloheptatrienyl)(cyclopentadienyl)titanium

(Cycloheptatrienyl)(cyclopentadienyl)titanium is an organotitanium compound with the formula Ti(C₇H₇)(C₅H₅). It is a blue, diamagnetic, sublimable solid that is sensitive toward air. The structure has been confirmed by X-ray crystallography.^[1] This sandwich complex features cyclopentadienyl and cycloheptatrienyl ligands bound to titanium. The Ti-C distances are all within a narrow range near 2.35 Å.

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(Cycloheptatrienyl)(cyclopentadienyl)titanium

Names
Other names troticene
Identifiers
CAS Number	51203-49-7
3D model (JSmol)	Interactive image
ChemSpider	10157216
PubChem CID	132274853
InChI InChI=1S/C7H7.C5H5.Ti/c1-2-4-6-7-5-3-1;1-2-4-5-3-1;/h1-7H;1-5H;/q2*-1;+2 Key: JDNUFMVXAYMRAZ-UHFFFAOYSA-N
SMILES [CH-]1C=CC=C1.[CH-]1C=CC=CC=C1.[Ti+2]
Properties
Chemical formula	C12H12Ti
Molar mass	204.095 g·mol−1
Appearance	blue solid
Density	1.40 g/cm3
Except where otherwise noted, data are given for materials in their standard state (at 25 Â°C [77 Â°F], 100 kPa). Infobox references

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The complex can be prepared by the reaction of titanocene dichloride, butyllithium, and cycloheptatriene.^[2]