1. Dd, 1. Hs, and O. , × s, 2 × 1H, C 5 H 3 ), 4.21 (s, 2H, pp.4-42

. Mhz, × s, C3O), 143.2 (s, C quat Ph s, Ph), 96.3 (s, C quat Cp*), pp.4-218

C. Bolm, J. Legros, J. Le-paih, and L. Zani, Iron-Catalyzed Reactions in Organic Synthesis, Chemical Reviews, vol.104, issue.12, pp.6217-6254, 2004.
DOI : 10.1021/cr040664h

B. Plietker, Iron Catalysis in Organic Chemistry, 2008.
DOI : 10.1002/9783527623273

A. Correa, O. Garcia-mancheno, and C. Bolm, Iron-catalysed carbon???heteroatom and heteroatom???heteroatom bond forming processes, Chemical Society Reviews, vol.45, issue.6, pp.1108-1117, 2008.
DOI : 10.1039/b801794h

S. Enthaler, K. Junge, and M. Beller, Sustainable Metal Catalysis with Iron: From Rust to a Rising Star?, Angewandte Chemie International Edition, vol.45, issue.18, pp.3317-3321, 2008.
DOI : 10.1002/anie.200800012

B. D. Sherry and A. Fürstner, The Promise and Challenge of Iron-Catalyzed Cross Coupling, Accounts of Chemical Research, vol.41, issue.11, pp.1500-1511, 2008.
DOI : 10.1021/ar800039x

R. H. Morris, Asymmetric hydrogenation, transfer hydrogenation and hydrosilylation of ketones catalyzed by iron complexes, Chemical Society Reviews, vol.43, issue.8, pp.2282-2291, 2009.
DOI : 10.1039/b806837m

C. Sun, B. Li, and Z. Shi, Direct C???H Transformation via Iron Catalysis, Chemical Reviews, vol.111, issue.3, pp.1293-1314, 2011.
DOI : 10.1021/cr100198w

M. Zhanga and A. Zhang, Iron-catalyzed hydrosilylation reactions, Applied Organometallic Chemistry, vol.131, issue.11, pp.751-757, 2010.
DOI : 10.1002/aoc.1701

D. Bezier, J. Sortais, and C. Darcel, N-Heterocyclic Carbene Ligands and Iron: An Effective Association for Catalysis, Advanced Synthesis & Catalysis, vol.133, issue.1, pp.19-33, 2013.
DOI : 10.1002/adsc.201200666

URL : https://hal.archives-ouvertes.fr/hal-00812031

M. Ishio, T. Terashima, M. Ouchi, and M. Sawamoto, Carbonyl-phosphine hetero-ligated half-metallocene iron(II) catalysts for living radical polymerization: concomitant activity and stability, Polymer Journal, vol.40, issue.1, pp.17-24, 2010.
DOI : 10.1021/ma011714c

M. F. Mayer and M. M. Hossain, Synthesis of a new iron Lewis acid catalyst possessing a chelating cyclopentadienyldiphenylphosphinite ligand, (??5:??1-C5H4CH(Ph)OPPh2), Journal of Organometallic Chemistry, vol.654, issue.1-2, pp.202-209, 2002.
DOI : 10.1016/S0022-328X(02)01257-3

E. P. Kündig, C. M. Saudan, and F. Viton, Chiral Cyclopentadienyl-Iron and -Ruthenium Lewis Acids Containing the Electron-Poor BIPHOP-F Ligand: a Comparison as Catalysts in an Asymmetric Diels-Alder Reaction, Advanced Synthesis & Catalysis, vol.343, issue.1, pp.51-56, 2001.
DOI : 10.1002/1615-4169(20010129)343:1<51::AID-ADSC51>3.0.CO;2-N

A. Bbdoiu, G. Bernardinelli, J. Mareda, E. P. Kündig, and F. Viton, Iron- and Ruthenium-Lewis Acid Catalyzed Asymmetric 1,3-Dipolar Cycloaddition Reactions between Enals and Diaryl Nitrones, Chemistry - An Asian Journal, vol.11, issue.8-9, pp.1298-1311, 2008.
DOI : 10.1002/asia.200800063

F. Jiang, D. Bézier, J. Sortais, and C. Darcel, N-Heterocyclic Carbene Piano-Stool Iron Complexes as Efficient Catalysts for Hydrosilylation of Carbonyl Derivatives, Advanced Synthesis & Catalysis, vol.425, issue.2-3, pp.239-244, 2011.
DOI : 10.1002/adsc.201000781

URL : https://hal.archives-ouvertes.fr/hal-00632074

L. C. Castro, J. Sortais, and C. Darcel, NHC-carbene cyclopentadienyl iron based catalyst for a general and efficient hydrosilylation of imines, Chem. Commun., vol.23, issue.1, pp.151-153, 2012.
DOI : 10.1002/ejic.201100762

URL : https://hal.archives-ouvertes.fr/hal-00805367

C. P. Casey and H. Guan, An Efficient and Chemoselective Iron Catalyst for the Hydrogenation of Ketones, Journal of the American Chemical Society, vol.129, issue.18, pp.5816-5817, 2007.
DOI : 10.1021/ja071159f

C. P. Casey and H. Guan, Cyclopentadienone Iron Alcohol Complexes: Synthesis, Reactivity, and Implications for the Mechanism of Iron-Catalyzed Hydrogenation of Aldehydes, Journal of the American Chemical Society, vol.131, issue.7, pp.2499-2507, 2009.
DOI : 10.1021/ja808683z

J. M. Cardoso and B. Royo, Unprecedented synthesis of iron???NHC complexes by C???H activation of imidazolium salts. Mild catalysts for reduction of sulfoxides, Chemical Communications, vol.3, issue.41, pp.4944-4946, 2012.
DOI : 10.1039/c2cc31564e

G. Argouarch, G. Grelaud, T. Roisnel, M. G. Humphrey, and F. Paul, Reductive etherification of aldehydes photocatalyzed by dicarbonyl pentamethylcyclopentadienyl iron complexes, Tetrahedron Letters, vol.53, issue.37, pp.5015-5018, 2012.
DOI : 10.1016/j.tetlet.2012.07.038

M. Akita, M. Terada, M. Tanaka, and Y. Morooka, Some additional aspects of versatile starting compounds for cationic organoiron complexes: molecular structure of the aqua complex [(??5-C5Me4Et)Fe(CO)2(OH2)]BF4 and solution behavior of the THF complex [(??5???C5R5)Fe(CO)2(THF)]BF4, Journal of Organometallic Chemistry, vol.510, issue.1-2, pp.255-261, 1996.
DOI : 10.1016/0022-328X(95)05918-F

I. R. Butler, B. Woldt, M. Oh, and D. J. Williams, Ferrocene pincer ligands made easy, Inorganic Chemistry Communications, vol.9, issue.12, pp.1255-1258, 2006.
DOI : 10.1016/j.inoche.2006.07.026

J. Y. Wu, B. N. Stanzl, and T. Ritter, A Strategy for the Synthesis of Well-Defined Iron Catalysts and Application to Regioselective Diene Hydrosilylation, Journal of the American Chemical Society, vol.132, issue.38, pp.13214-13216, 2010.
DOI : 10.1021/ja106853y

A. N. Nesmeyanov, L. G. Makarova, and V. N. Vinogradova, Synthesis and properties of dicarbonyl-?-cyclopentadienyl-?-ferrocenyliron, Bulletin of the Academy of Sciences of the USSR Division of Chemical Science, vol.7, issue.7, pp.1541-1544, 1972.
DOI : 10.1007/BF00850513

L. I. Denisovich and S. P. Gubin, Electrochemical studies of organometallic compounds, Journal of Organometallic Chemistry, vol.57, issue.1, pp.109-119, 1973.
DOI : 10.1016/S0022-328X(00)89659-X

K. H. Pannell, J. B. Cassias, G. M. Crawford, and A. Flores, Some transition metal derivatives of ferrocene, Inorganic Chemistry, vol.15, issue.11, pp.2671-2675, 1976.
DOI : 10.1021/ic50165a021

M. Herberhold, W. Feger, and U. Kölle, ??,-Ferrocenyl-komplexe des rutheniums, Journal of Organometallic Chemistry, vol.436, issue.3, pp.333-350, 1992.
DOI : 10.1016/0022-328X(92)85065-5

D. Marquarding, H. Klusacek, G. Gokel, P. Hoffmann, and I. Ugi, Stereoselective syntheses. VI. Correlation of central and planar chirality in ferrocene derivatives, Journal of the American Chemical Society, vol.92, issue.18, pp.5389-5393, 1970.
DOI : 10.1021/ja00721a017

P. Seiler and J. D. Dunitz, A new interpretation of the disordered crystal structure of ferrocene, Acta Crystallographica Section B Structural Crystallography and Crystal Chemistry, vol.35, issue.5, pp.1068-1074, 1979.
DOI : 10.1107/S0567740879005598

N. G. Connelly and W. E. Geiger, Chemical Redox Agents for Organometallic Chemistry, Chemical Reviews, vol.96, issue.2, pp.877-910, 1996.
DOI : 10.1021/cr940053x

H. J. Reich, W. S. Goldenberg, A. W. Sanders, K. L. Jantzi, and C. C. Tzschucke, Amine- and Ether-Chelated Aryllithium ReagentsStructure and Dynamics, Journal of the American Chemical Society, vol.125, issue.12, pp.3509-3521, 2003.
DOI : 10.1021/ja028301r

R. Jiang, Y. Zhang, Y. Shen, X. Zhu, X. Xu et al., 4073-4078. [69] 20, when progessively heated on the Kofler hot stage, did not showany melting point probably due to thermal decomposition. The present reported melting point was determined by deposing minute amount of the complex at various temperature points on the hot stage and then narrowed down to the exact melting point temperature, Tetrahedron, p.66, 2010.

L. Farrugia, suite for small-molecule single-crystal crystallography, Journal of Applied Crystallography, vol.32, issue.4, pp.837-838, 1999.
DOI : 10.1107/S0021889899006020