Titanocene and zirconocene σ-alkynyl complexes in CC single bond coupling and cleavage reactions

[1]  Zhenyang Lin,et al.  Density Functional Theory Studies of Titanium-Catalyzed Hydroboration of Olefins , 2002 .

[2]  Dietmar Seyferth,et al.  Bis(benzene)chromium. 2. Its Discovery by E. O. Fischer and W. Hafner and Subsequent Work by the Research Groups of E. O. Fischer, H. H. Zeiss, F. Hein, C. Elschenbroich, and Others† , 2002 .

[3]  I. Marek Titanium and Zirconium in Organic Synthesis , 2002 .

[4]  E. Jemmis,et al.  Dependence of the Structure and Stability of Cyclocumulenes and Cyclopropenes on the Replacement of the CH2 Group by Titanocene and Zirconocene: A Density Functional Theory Study , 2002 .

[5]  Dietmar Seyferth,et al.  Bis(benzene)chromium. 1. Franz Hein at the University of Leipzig and Harold Zeiss and Minoru Tsutsui at Yale , 2002 .

[6]  W. Jones,et al.  Thermal and photochemical silicon-carbon bond activation in donor-stabilized platinum(0)-alkyne complexes , 2002 .

[7]  P. Low,et al.  Transition Metal Chemistry of 1,3-Diynes, Poly-ynes, and Related Compounds , 2001 .

[8]  W. Baumann,et al.  Synthesis and Reactions with Carbon Dioxide of Mono(σ-alkynyl) Titanocene(III) Complexes Cp* 2 Ti(C⋮CR) (R = Me, t- Bu) and the Corresponding “Ate” Complexes [Cp* 2 Ti(C⋮CR) 2 Li(THF) n ] (R = SiMe 3 , t- Bu, Ph) , 2001 .

[9]  E. Jemmis,et al.  Structure and bonding of metallacyclocumulenes, radialenes, butadiyne complexes and their possible interconversion: a theoretical study , 2001 .

[10]  W. Jones,et al.  Carbon-carbon bond activation in Pt(0)-diphenylacetylene complexes bearing chelating P,N- and P,P-ligands. , 2001, Journal of the American Chemical Society.

[11]  W. Baumann,et al.  Dynamic NMR study of a 1,3‐diyne bridged dinuclear bis(cyclopentadienyl)titanium complex: understanding the C—C single bond metathesis reaction † , 2000 .

[12]  V. Burlakov,et al.  What do titano- and zirconocenes do with diynes and polyynes? , 2000, Accounts of chemical research.

[13]  Burlakov,et al.  Different C-C coupling reactions of permethyltitanocene and permethylzirconocene with disubstituted 1,3-butadiynes , 2000, Chemistry.

[14]  I. Císařová,et al.  Photoinduced Generation of Catalytic Complexes from Substituted-Titanocene−Bis(trimethylsilyl)ethyne Complexes: Contribution to the Mechanism of the Catalytic Head-to-Tail Dimerization of Terminal Alkynes , 1999 .

[15]  W. Baumann,et al.  Reactivity of Permethylzirconocene and Permethyltitanocene toward Disubstituted 1,3-Butadiynes: η4- vs η2-Complexation or C−C Coupling with the Permethyltitanocene , 1999 .

[16]  W. Baumann,et al.  Novel Ti6, Zr3, and Zr6 Complexes from Branched Polyynes and Titanocene as Well as Zirconocene , 1999 .

[17]  R. Choukroun,et al.  Planar Tetracoordination of Carbon in Groups 4 and 5 Organometallic Chemistry , 1999 .

[18]  W. Baumann,et al.  Dimerization of titanacyclocumulenes to titanium substituted radialenes: synthesis, stability and reactions of five-membered titanacyclocumulenes with a coupling of two 1,4-diphenyl-1,3-butadiyne between two titanocene molecules to radialene-like fused titanacyclopentadiene compounds , 1999 .

[19]  G. Erker,et al.  Coupling of σ-acetylide ligands at Group 4 metallocene complexes to yield methylenecyclopropene-type frameworks , 1999 .

[20]  M. Horáček Titanium-catalyzed head-to-tail dimerization of tert-butylacetylene. Crystal structures of [(C5HMe4)2Ti(μ-H)2Mg(THF)(μ-Cl)]2 (THF-tetrahydrofuran) and (C5HMe4)2TiOCMe3 , 1999 .

[21]  H. Lang,et al.  Kupfer, Silber, Gold; fixiert in metallorganischen π‐Pinzetten , 1999 .

[22]  B. Heller,et al.  The First Metathesis of C–C Single Bonds in Homogeneous Solution: Titanocene‐Mediated and Photocatalyzed Cleavage and Recombination of Disubstituted Butadiynes , 1998 .

[23]  E. Jemmis,et al.  Novel Mechanism for Interesting C−C Coupling and Cleavage Reactions and Control of Thermodynamic Stability Involving [L2M(μ-CCR)2ML2] and [L2M(μ-RCC-CCR)ML2] Complexes (M = Ti, Zr; L = η5-C5H5, Cl, H; R = H, F, CN): A Theoretical Study1 , 1998 .

[24]  W. Baumann,et al.  Erste C-C-Einfachbindungs-Metathese in homogener Lösung: titanocenvermittelte und photokatalysierte Spaltung und Rekombination disubstituierter Butadiine , 1998 .

[25]  W. Baumann,et al.  Katalysatordesaktivierungen bei der Acetylen‐Polymerisation mit Titanocen‐ bzw. Zirconocen‐Komplexen des Bis(trimethylsilyl)acetylens , 1998 .

[26]  M. Wagner,et al.  Terminal Alkynes in the Coordination Sphere of Titanocene Complexes – Elementary Steps in Catalytic Dimerizations and Oligomerizations of Alkynes , 1998 .

[27]  W. Baumann,et al.  Twofold CC Single Bond Activation and Cleavage in the Reaction of Octatetraynes with Titanocene and Zirconocene Complexes , 1997 .

[28]  W. Baumann,et al.  Doppelte C‐C‐Einfachbindungsaktivierung und ‐spaltung bei der Umsetzung von Octatetrainen mit Titanocen‐ und Zirconocenkomplexen , 1997 .

[29]  W. Baumann,et al.  REACTIONS OF THE PHENYL-SUBSTITUTED FIVE-MEMBERED TITANACYCLOCUMULENE-UNUSUAL COUPLING OF A 1,4-DISUBSTITUTED 1,3-BUTADIYNE WITH TWO TITANIUM ATOMS , 1997 .

[30]  R. Beckhaus Carbenoid Complexes of Electron‐Deficient Transition Metals—Syntheses of and with Short‐Lived Building Blocks , 1997 .

[31]  E. Jemmis,et al.  To Couple or Not To Couple: The Dilemma of Acetylide Carbons in [(η5-C5H5)2M(μ-CCR)2M(η5−C5H5)2] Complexes (M Ti, Zr)—A Theoretical Study for R H, F† , 1997 .

[32]  R. Beckhaus Carbenoide Komplexverbindungen elektronenarmer Übergangsmetalle — Synthesen von und mit kurzlebigen Synthesebausteinen , 1997 .

[33]  G. Erker,et al.  Formation, Structure, and Dynamic Behavior of a Novel Dinuclear Cationic μ-2,4-Hexadiyne Bis(zirconocene) Complex† , 1997 .

[34]  E. Jemmis,et al.  Kuppeln, ja oder nein? — das Dilemma von Acetylidkohlenstoffzentren in [(η5‐C5H5)2M(μ‐CCR)2M(η5‐C5H5)2]‐Komplexen (M = Ti, Zr); eine theoretische Untersuchung für R = H, F , 1997 .

[35]  G. Erker,et al.  Dynamic features of the zirconocene-boron-betaine complexes obtained by treatment of bis(alkynyl)zirconocenes with the tris(pentafluorophenyl) borane Lewis-acid , 1997 .

[36]  W. Baumann,et al.  Some Reactions of the Products of Reactions of 1,4-Bis(trimethylsilyl)-1,3-butadiyne with Titanoceneand Zirconocene , 1997 .

[37]  B. Heller,et al.  Nickel(0) Complexes of Five‐Membered Titana‐ and Zirconacyclocumulenes as Intermediates in the Cleavage of CC Bonds of Disubstituted Butadiynes , 1996 .

[38]  V. Burlakov,et al.  Acetylene polymerization by titanocene alkyne complexes , 1996 .

[39]  W. Baumann,et al.  Nickel(0)‐Komplexe fünfgliedriger Titana‐ und Zirconacyclocumulene als Zwischenstufen in der C‐C‐Bindungsspaltung disubstituierter Butadiine , 1996 .

[40]  J. Čejka,et al.  PERMETHYLTITANOCENE-BIS(TRIMETHYLSILYL)ACETYLENE, AN EFFICIENT CATALYST FOR THE HEAD-TO-TAIL DIMERIZATION OF 1-ALKYNES , 1996 .

[41]  M. D. Hopkins,et al.  The Bonding of Metal-Alkynyl Complexes , 1996 .

[42]  W. Baumann,et al.  The First Titanacyclic Five‐Membered Cumulene. Synthesis, Structure, and Reactivity , 1995 .

[43]  P. H. V. Rooyen,et al.  σ,π-Bridging Ligands in Bimetallic and Trimetallic Complexes , 1995 .

[44]  W. Baumann,et al.  Heterobimetallic .sigma.,.pi.-Acetylide-Bridged Complexes from Disubstituted 1,3-Butadiynes , 1995 .

[45]  P. Sedmera,et al.  (C5H5-nMen)2TiCl2/Mg/Me3SnC.tplbond.CSnMe3 (n = 0, 2-5) Systems. Formation and Crystal Structures of (C5Me5)2Ti(.eta.2-Me3SnC.tplbond.CSnMe3) and [(C5H5-nMen)2Ti(.mu.-.eta.2:.eta.1-C.tplbond.CSnMe3)]2 (n = 0, 2) Complexes , 1995 .

[46]  P. Sedmera,et al.  (C5H5-NMEN)2TICL2/MG/ME3SNCCSNME3 (N=0,2-5) SYSTEMS. FORMATION AND CRYSTALSTRUCTURES OF (C5ME5)2TI(ETA 2-ME3SNCCSNME3) AND (C5H5-NMEN)2TI(MU -ETA 2:E TA 1-CCSNME3)2 (N=0, 2) COMPLEXES , 1995 .

[47]  W. Baumann,et al.  Synthesis and Structure of the Smallest Cyclic Cumulene; Reaction of 1,3‐Diynes with Zirconocene Complexes , 1994 .

[48]  W. Baumann,et al.  Synthese und Struktur des kleinsten bekannten cyclischen Cumulens; Umsetzung von 1,3‐Diinen mit Zirconocenkomplexen , 1994 .

[49]  G. Erker,et al.  Heterodimetal-betaine chemistry : catalytic and stoichiometric coupling of alkynyl ligands under the joint influence of zirconium and boron centers , 1994 .

[50]  Anna Rufiǹska,et al.  Vinylierung und 91Zr‐NMR‐Spektren von Substituierten Zirconocendichloriden , 1994 .

[51]  R. Fröhlich,et al.  Heterodimetall‐Betain‐Chemie: katalytische und stöchiometrische Kupplungen von Alkinyl‐Liganden unter dem gemeinsamen Einfluß von Zirconium‐ und Borzentren , 1994 .

[52]  W. Baumann,et al.  Reaction of Disubstituted 1,3-Butadiynes R1C.tplbond.CC.tplbond.CR2 with Zirconocene Complexes: Cleavage of the Central C-C Single Bond to form Symmetrically and Unsymmetrically Doubly Acetylide-Bridged Metallocene Complexes , 1994 .

[53]  W. Baumann,et al.  Zu Reaktionen disubstituierter Butadiine mit Titanocen-Komplexen , 1994 .

[54]  D. Stephan,et al.  Formation and reactivity of the early metal phosphides and phosphinidenes Cp*2Zr=PR, Cp*2Zr(PR)2, and Cp*2Zr(PR)3 , 1993 .

[55]  N. Metzler,et al.  Formation of [cp2Zr(CCSiMe3)]2 from the reaction of zirconocene with trimethylsilylacetylene , 1993 .

[56]  W. M. Davis,et al.  Synthesis and structure of a seven-membered cyclic cumulene , 1993 .

[57]  U. Rosenthal,et al.  Die bildung von [Cp2Ti(CCSiMe3)]2 aus titanocen und 1,4-Bis(trimethylsilyl)-1,3-butadiin , 1992 .

[58]  R. Gómez,et al.  Reactions of titanium- and zirconium(III) complexes with unsaturated organic systems. X-ray structure of ([({eta}{sup 5}-C{sub 5}H{sub 5})Zr(CH{sub 3})]{sub 2}[{mu}-{eta}{sup 1}-{eta}{sup 2}-CN(Me{sub 2}C{sub 6}H{sub 3})]({mu}-{eta}{sup 5}-{eta}{sup 5}-C{sub 10}H{sub 8})) , 1992 .

[59]  H. J. Heeres,et al.  Synthesis and Reactivity of Tervalent Paramagnetic Titanium Compounds (η5-C5Me5)2TiR: Molecular Structure of (η5-C5Me5)2TiCH2CMe3 , 1991 .

[60]  E. Negishi,et al.  Novel zirconocene-promoted carbon-carbon bond formation via a 1,2-migration reaction of alkynylzirconium derivatives , 1991 .

[61]  G. Erker,et al.  .pi.-Conjugation and dynamic behavior in doubly acetylide-bridged binuclear group 4 bent metallocene complexes , 1989 .

[62]  M. Hawthorne,et al.  Synthesis of Cp2Ti[C.tplbond.CSi(CH3)3]2 and the synthesis and molecular structure of [Cp2TiC.tplbond.CSi(CH3)3]2 , 1989 .

[63]  R. Beckhaus,et al.  Beiträge zur Chemie der Alkylverbindungen von Übergangsmetallen. 54. Bildung cyclischer Chalkogenide des Typs [Cp2*Zr(μ‐E)]2bei der Thermolyse von Permethylzirconocendivinyl in Gegenwart von Schwefel, Selen und Tellur , 1989 .

[64]  P. Power,et al.  Isolation and x-ray crystal structures of the homoleptic, .sigma.-bonded transition-metal aryl complexes [(LiEt2O)4VPh6] and [(LiEt2O)3CrPh6] , 1988 .

[65]  E. Jemmis,et al.  Structure and bonding in L2M(.mu.-CCR)2ML2 and L2M(.mu.-RC4R)ML2 (L2M = Cp2Zr, Cp2Ti, R2Al, R(NR3)Be, (tmpda)Li, H2B, and H2C+). A molecular orbital study , 1988 .

[66]  H. Yasuda,et al.  Dien‐, Alkin‐, Alken‐ und Alkyl‐Komplexe früher Übergangsmetalle: Strukturen und synthetische Anwendungen in Organischer Chemie und Polymerchemie , 1987 .

[67]  H. Alt,et al.  Acetylene derivatives of titanocene , 1985 .

[68]  U. Thewalt,et al.  [Cp2Ti(PMe3)2] ‐ eine ergiebige Quelle für Titanocenderivate , 1985 .

[69]  U. Thewalt,et al.  [Cp2Ti(PMe3)2]—A Versatile Source of Titanocene Derivatives , 1985 .

[70]  G. Erker,et al.  The Remarkable Features of (η4-Conjugated Diene)zirconocene and -hafnocene Complexes , 1985 .

[71]  H. Alt Photochemistry of Alkyltransition‐Metal Complexes , 1984 .

[72]  R. Beckhaus,et al.  Zur darstellung von zirconocen-1,3-dien-komplexen via vinylzirconium-derivate , 1984 .

[73]  A. Nakamura,et al.  Regioselective Homo- and Codimerization of 1-Alkynes Leading to 2,4-Disubstituted 1-Buten-3-ynes by Catalysis of a (η5-C5Me5)2TiCl2/RMgX System , 1984 .

[74]  R. Bau,et al.  Crystal and molecular structure of Cr(C6H5)3(OC4H8)3 , 1983 .

[75]  R. Nast Coordination chemistry of metal alkynyl compounds , 1982 .

[76]  H. Alt,et al.  Reactions of Cp2M(PMe3)2 complexes (M = Ti, Zr) with acetylenes. Selective formation of trans-polyacetylene at low temperatures , 1980 .

[77]  E. Mintz,et al.  Photochemical investigations of some DI-η5-cyclopentadienyldiaryltitanium compounds☆ , 1978 .

[78]  E. Kurras Phosphorylid-komplexe von s-phenyl- und s-phenylacetylid-chrom-verbindungen , 1978 .

[79]  G. Oehme,et al.  Synthese von Chrom(III)‐tris‐(dimethylphosphonium‐bismethylid) , 1973 .

[80]  G. Oehme,et al.  Synthesis of Tris(dimethylphosphonium bismethylide)chromium(III) , 1973 .

[81]  J. Teuben,et al.  Phenylethynyl complexes of titanocene and vanadocene , 1969 .

[82]  G. Stolze,et al.  Beiträge zum problem des überganges von σ-arylchromverbindungen in aromaten—chrom-komplexe V. Unterschung des reaktionsmechanismus , 1967 .

[83]  H. Zeiss,et al.  π-Complexes of the Transition Metals. VIII. The Preparation and Reactions of Triphenylchromium(III)1 , 1959 .

[84]  R. Weiss,et al.  Zur Existenz echter Organochromverbindungen , 1958 .

[85]  R. Horowitz FLAVONOIDS OF CITRUS. II. ISOLATION OF A NEW FLAVONOL FROM LEMONS , 1957 .

[86]  Minoru Tsutsui,et al.  π-Complexes of the Transition Metals. I. Hein's Polyaromatic Chromium Compounds1,2 , 1957 .

[87]  F. Hein,et al.  Notiz über Chromorganoverbindungen , 1919 .

[88]  G. M. Bennett,et al.  CII.—The action of chromic chloride on the Grignard reagent , 1914 .

[89]  C. Glaser Beiträge zur Kenntniss des Acetenylbenzols , 1869 .

[90]  C. Glaser Untersuchungen über einige Derivate der Zimmtsäure , 1867 .