Received 23 January 2009
The title compound, [Fe2(C5H5)2(C21H21N3O2)], a potential novel N,N',N''-tridentate ligand with (non-crystallographic) C2 axial symmetry, adopts a U-shaped molecular conformation.
For the applications of ferrocenes, see: Feng et al. (2008). For the use of 1,2-disubstituted planar-chiral ferrocenes in asymmetric catalysis, see: Richards & Locke (1998); Kagan & Riant (1997). For the use of chiral C2-symmetric bisferrocenylaminophosphine ligands in asymmetric catalysis, see: Cho et al. (1999); Song et al. (1999). -Diimine ligands are known to stablize organometallic complexes (van Koten & Vrieze, 1982) and have been widely employed in a number of catalytic reactions, see: Fache et al. (2000).
Data collection: SMART (Bruker, 2001); cell refinement: SAINT (Bruker, 2002); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEPII (Johnson, 1976); software used to prepare material for publication: WinGX Publication routines (Farrugia, 1999).
Supplementary data and figures for this paper are available from the IUCr electronic archives (Reference: TK2359 ).
The work was supported by MKE through the Regional Technology Innovation Program (grant No. RTI 04-01-01). We thank Professor Lee Shimsung of Gyeongsang National University for providing instrumental facilities.
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