Structure of the the chiral complex [(acetone)(carbonyl)(η5-cyclopentadieny)(triphenylphosphine)ruthenium- tetrafluoroborate], [(η5-C5H5)Ru(CO)(PPh3)(η1-O=CMe2)]+BF4-

Volume 6, Issue 1, February 2021     |     PP. 48-53      |     PDF (355 K)    |     Pub. Date: March 7, 2021
DOI: 10.54647/chemistry15183    195 Downloads     6043 Views  

Author(s)

Christopher U. Missling, Department Chemie, Ludwig‐Maximilians‐Universität München, Butenandtstr. 5–13, 81377 München, Germany
Kurt Polborn, Department Chemie, Ludwig‐Maximilians‐Universität München, Butenandtstr. 5–13, 81377 München, Germany
Wolfgang Beck, Department Chemie, Ludwig‐Maximilians‐Universität München, Butenandtstr. 5–13, 81377 München, Germany

Abstract
The structure of the title complex has been determined by X ray diffraction and exhibits interesting comparison with that of the isoelectronic and isosteric Rhenium complex [CpRe(NO)(PPh3)(acetone)]+BF4-

Keywords
Chiral complex, Ruthenium, carbonyl,cyclopentadienyl, triphenylphosphine, acetone

Cite this paper
Christopher U. Missling, Kurt Polborn, Wolfgang Beck, Structure of the the chiral complex [(acetone)(carbonyl)(η5-cyclopentadieny)(triphenylphosphine)ruthenium- tetrafluoroborate], [(η5-C5H5)Ru(CO)(PPh3)(η1-O=CMe2)]+BF4- , SCIREA Journal of Chemistry. Volume 6, Issue 1, February 2021 | PP. 48-53. 10.54647/chemistry15183

References

[ 1 ] Organometallic Lewis Acids, Part LXII: C. U. Missling, K. Sünkel, H. Langhals, W. Beck: Chiral Carbonyl-Cyclopentadienyl-Triphenylphosphine Iron and Ruthenium Complexes with Tertiary Nitriles [(CpM(CO)(PPh3)(NC-CR1R2R3)]+ BF4-. Z. Anorg. Allg. Chem. 2017, 643, 1262-1268 and references therein.
[ 2 ] J. Milke, C. Missling, K. Sünkel, W. Beck: Kationische Komplexe [(OC)5ReL]+ und [Cp(OC)(Ph3P)RuL]+ mit O- und N-Donoren ( L = Carbonsäureester, Ethanol, Lacton, Lactam, Diphenylketimin ). J. Organomet. Chem. 1993, 445, 219-227.
[ 3 ] E.g. J. P. Bibler, A. Wojcicki: Reactions of Cyclopentadienyl(methyl)iron Dicarbonyl with Various Ligands. Inorg. Chem. 1966, 5, 889-892; H. Brunner, E. Schmidt: Optische Aktivität am asymmetrischen Eisen-Atom. J. Organomet. Chem. 1970, 21, P53-54; H. Brunner, E. Schmidt.: Darstellung und chemisches Verhalten optisch aktiver diastereomerer Eisen-Verbindungen. J. Organomet. Chem. 1973, 50, 219-225; A. Jungbauer, H. Behrens: Syntheses and Spectral Data of New Substituted Cyclopentadienyl Ruthenium Carbonyl Cations. Z. Naturforsch. 1978, 33b, 1083-1086;D. L. Reger, C. J. Coleman , P. J. McElligott: A New Synthetic Method for the Preparation of [(5-C 5H5)Fe(CO)(L)(un)]BF4(L = CO, PPh3; un = unsaturated Hydrocarbon) complexes. J. Organomet. Chem. 1979, 171, 73-84; S. G. Davies: Asymmetric synthesis via the iron chiral auxiliary [( 5-C 5H5)Fe(CO)(PPh3)]. Pure Appl.Chem. 1988, 60, 13-20.; H. Brunner: Optically Active Organometallic Compounds of Transition Elements with Chiral Metal Atoms. Angew. Chem. Int. Ed. 1999, 38, 1194-1208; H. Brunner: Stability of the Metal Configuration in Chiral-at-Metal Half-Sandwich Compounds. Eur. J. Inorg. Chem. 2001, 905-912.
[ 4 ] E.g. J. W. Faller, Y. Ma, C. J. Smart, M. J. DiVerdi.: Ketone, aldehyde and aldimine complexes of cyclopentadienylruthenium organometallic Lewis acids. J. Organomet. Chem.1991, 420, 237-252; R. Bergs, R. Krämer, M. Maurus, B. Schreiner, R. Urban, C. Missling, K. Polborn, K. Sünkel, W. Beck: Halbsandwich-Komplexe von Rhodium(III), Iridium(III), Cobalt(III), Ruthenium(III), Ruthenium(II) und Chrom(III) mit Aminosäureester-Liganden. Z. Naturforsch. 1996, 51b, 187-200; M. Wieser, C. Missling, C. Robl, W. Beck: Koordination von metallorganischen Lewissäuren an Übergangsmetetall-gebundene Nitril-und Carbonylgruppen. J. Organomet. Chem. 1994, 479, 227-235; T. Katayama, K. Onitsuka, S. Takahashi: Diastereoselectivity at chiral metal center of half-sandwich-type ruthenium complexes with planar-chiral cyclopentadienyl ligands in multiple ligand transfer reaction. J. Organomet. Chem. 2006, 691, 2245-2256; M. El-khateeb, H.Görls; W. Weigand: Half-sandwich ruthenium thiocarbonate complexes. Inorg. Chim. Acta 2006, 359, 3985-3990; K. M. McWilliams, A. Ellern, R. J. Angelici: Synthesis of Cp`Ru(CO)(L)(2- olefin) + complexes. Organometallics 2007, 26, 1665-1673).
[ 5 ] E.g. J. M. Fernandez, J. A. Gladysz.: Synthetic Approaches to the Chiral, Pyramidal Transition-Metal Lewis-Acid [(5-C5H5)Re(NO)(PPh3)]+ X -. Generation, Characterization and Reactions of a Dichloromethane Adduct. Organometallics 1989, 8, 207-219.
[ 6 ] E. R. Francotte, E. Bartnicka, Z. Pakulski, K Wiceniewski, A. Zamojski: Chromatographic Resolution of Racemic Organometallic Compounds Containing a Chiral Iron Atom. Enantiomer 1998, 3, 51-57.
[ 7 ] J. H. Merrifield, C. E. Strouse, J. A. Gladysz: Synthesis, Optical Resolution and Absolute Configuration of Pseudotetrahedral Complexes (-C5H5)Re(NO)(PPh3)(X). Organometallics 1982, 1, 1204-1211.
[ 8 ] D. M. Dalton, J. M. Fernandez, K. Emerson, R. D. Larsen, A. M. Arif, J. A. Gladysz: Selective Activation of One Methyl Ketone Enantioface via - Binding to a Chiral Transition-Metal Template: Synthesis, Structure and Reactivity of Rhenium Ketone Complexes [(5-C5H5)Re(NO)(PPh3)(1-O=C(CH3)R)]+ X - . J. Am. Chem. Soc. 1990, 112, 9198-9212; Y.-H. Huang, J. A. Gladysz: Aldehyde and Ketone Ligands in Organometallic Complexes and Catalysis. J. Chem. Educ. 1988, 65, 298-303.