• Thumbnail for Titanocene Y
    Titanocene Y also known as bis[(p-methoxybenzyl)cyclopentadienyl]titanium(IV) dichloride or dichloridobis(η5-(p-methoxybenzyl)cyclopentadienyl)titanium...
    10 KB (1,111 words) - 20:25, 6 August 2024
  • Thumbnail for Titanocene dichloride
    Titanocene dichloride is the organotitanium compound with the formula (η5-C5H5)2TiCl2, commonly abbreviated as Cp2TiCl2. This metallocene is a common reagent...
    21 KB (1,771 words) - 20:25, 6 August 2024
  • Thumbnail for Titanocene dicarbonyl
    and reduction of aldehydes. Cp2Ti(CO)2 is prepared by the reduction of titanocene dichloride with magnesium as a slurry in THT under an atmosphere of carbon...
    4 KB (263 words) - 09:17, 30 April 2024
  • Thumbnail for Titanocene pentasulfide
    Titanocene pentasulfide is the organotitanium compound with the formula (C5H5)2TiS5, commonly abbreviated as Cp2TiS5. This metallocene exists as a bright...
    5 KB (385 words) - 12:05, 21 May 2024
  • Thumbnail for Rosenthal's reagent
    obtained. Synthesizing Rosenthal's reagent of a titanocene source yields golden-yellow crystals of the titanocene bis(trimethylsilyl)acetylene complex with...
    45 KB (4,277 words) - 03:12, 23 October 2024
  • Thumbnail for Titanium tetrachloride
    chemistry, is an aluminium-containing derivative of titanocene that arises from the reaction of titanocene dichloride with trimethylaluminium. It is used for...
    19 KB (1,732 words) - 00:16, 20 June 2024
  • Thumbnail for Allotropes of sulfur
    with polysulfur dichloride: H2Sx + SyCl2 → cyclo-Sx+y + 2 HCl A second strategy uses titanocene pentasulfide as a source of the S2−5 unit. This complex...
    26 KB (2,524 words) - 21:10, 1 November 2024
  • alkylated via salt metathesis reactions. Illustrative is the methylation of titanocene dichloride to give the Petasis reagent: (C5H5)2TiCl2 + 2 ClMgCH3 → (C5H5)2Ti(CH3)2...
    7 KB (885 words) - 14:45, 24 November 2024
  • Thumbnail for Petasis reagent
    metathesis reaction of methylmagnesium chloride or methyllithium with titanocene dichloride: Cp2TiCl2 + 2 CH3MgCl → Cp2Ti(CH3)2 + 2 MgCl2 This compound...
    6 KB (396 words) - 09:31, 2 September 2024
  • Thumbnail for Kaminsky catalyst
    activated by treatment with trimethylaluminium. Kaminsky discovered that titanocene and related complexes emulated some aspects of these Ziegler–Natta catalysts...
    5 KB (491 words) - 20:39, 19 June 2024
  • Thumbnail for Trimethylaluminium
    for the methylenation of esters and ketones, is prepared from TMA and titanocene dichloride. In combination with 20 to 100 mol % Cp2ZrCl2 (zirconocene...
    11 KB (883 words) - 13:36, 19 October 2024
  • Thumbnail for Sodium borohydride
    (or the LiBH4) on the corresponding metal halide. One example is the titanocene derivative: 2 (C5H5)2TiCl2 + 4 NaBH4 → 2 (C5H5)2TiBH4 + 4 NaCl + B2H6...
    27 KB (2,615 words) - 13:44, 24 January 2024
  • metallocene catalysts have the composition Cp2MCl2 (M = Ti, Zr, Hf) such as titanocene dichloride. Typically, the organic ligands are derivatives of cyclopentadienyl...
    17 KB (1,843 words) - 11:43, 22 September 2024
  • Thumbnail for Tebbe's reagent
    Tebbe's reagent (category Titanocenes)
    (Ti) and a main group metal (Al). The Tebbe reagent is synthesized from titanocene dichloride and trimethylaluminium in toluene solution. Cp2TiCl2 + 2 Al(CH3)3...
    10 KB (907 words) - 21:15, 3 August 2023
  • developed a light-driven "closed cycle of water splitting using ansa-titanocene(III/IV) triflate complexes". An Indium gallium nitride (InxGa1-xN) photocatalyst...
    34 KB (3,829 words) - 11:08, 24 May 2024
  • Thumbnail for Hydroamination
    variants were initially examined with zirconocene bis(amido) complexes. Titanocene amido and sulfonamido complexes catalyze the intra-molecular hydroamination...
    22 KB (2,210 words) - 00:46, 6 August 2023
  • rings engage in degenerate ring flipping. One well-studied example is titanocene pentasulfide, where the inversion barrier is high relative to cyclohexane's...
    9 KB (1,087 words) - 14:31, 12 October 2023
  • Thumbnail for Bis(cyclopentadienyl)titanium(III) chloride
    reported in 1955 by Geoffrey Wilkinson It is commonly prepared by reducing titanocene dichloride with zinc, manganese, or magnesium. For use in organic synthesis...
    25 KB (2,319 words) - 00:35, 22 November 2024
  • Thumbnail for Metallacyclopentanes
    related (Ph3P)2Ni(CH2)4. Another example of a metallacyclopentane is the titanocene derivative Cp2Ti(CH2)4. Metallacyclopentanes are intermediates in the...
    5 KB (474 words) - 21:39, 21 October 2024
  • (η5-C5H5)2VCl2 (commonly abbreviated as Cp2VCl2). It is a structural analogue of titanocene dichloride but with vanadium(IV) instead of titanium(IV). This compound...
    4 KB (196 words) - 20:25, 6 August 2024
  • sheet (SDS) CAMEO Chemicals MSDS Related compounds Related compounds Titanocene dichloride Hafnocene dichloride Vanadocene dichloride Niobocene dichloride...
    11 KB (986 words) - 20:26, 6 August 2024
  • Thumbnail for (Cyclopentadienyl)titanium trichloride
    adopts a piano stool geometry. (C5H5)TiCl3 is prepared by the reaction of titanocene dichloride and titanium tetrachloride: (C5H5)2TiCl2 + TiCl4 → 2 (C5H5)TiCl3...
    4 KB (365 words) - 20:11, 6 August 2024
  • to the lack of d to d transitions. Examples: titanium tetrachloride, titanocene dichloride, Schwartz's reagent. d1 Examples: molybdenum(V) chloride, vanadyl...
    14 KB (1,701 words) - 03:27, 4 October 2023
  • Thumbnail for Transition metal thiolate complex
    disulfides oxidize low valence metals, as illustrated by the oxidation of titanocene dicarbonyl: (C5H5)2Ti(CO)2 + (C6H5S)2 → (C5H5)2Ti(SC6H5)2 + 2 CO Some...
    8 KB (841 words) - 12:36, 31 January 2024
  • (Me = CH3, Ph = C6H5). Another example is the metalacycle derived from titanocene dichloride, (C5H5)2Ti(SiPh2)5. Transition metal silane complexes are coordination...
    6 KB (601 words) - 14:44, 21 March 2024
  • Thumbnail for Metallocene
    Closely related to the metallocenes are the metallocene derivatives, e.g. titanocene dichloride or vanadocene dichloride. Certain metallocenes and their derivatives...
    22 KB (2,174 words) - 20:56, 18 September 2024
  • Thumbnail for Buckminsterfullerene
    thermal reaction: Pt(η2-C2H4)(PPh3)2 + C60 → Pt(η2-C60)(PPh3)2 + C2H4 Titanocene complexes have also been reported: (η5-Cp)2Ti(η2-(CH3)3SiC≡CSi(CH3)3)...
    46 KB (4,452 words) - 06:19, 16 November 2024
  • Thumbnail for Silanide
    Leijun; Samuel, Edmond (1997). "Preparation and characterization of titanocene silyl hydrides [Cp2Ti(μ-HSiH2)]2 and [Cp2Ti(μ-HSiH2)(μ-H)TiCp2]". Chemical...
    19 KB (1,527 words) - 22:27, 16 May 2024
  • Thumbnail for Bis(trimethylsilyl)acetylene
    V.; Arndt, Perdita; Baumann, Wolfgang; Spannenberg, Anke (2003). "The Titanocene Complex of Bis(trimethylsilyl)acetylene: Synthesis, Structure, and Chemistry†"...
    4 KB (276 words) - 19:54, 11 July 2024
  • have been intensively studied. The most common organotitanium complex is titanocene dichloride ((C5H5)2TiCl2). Related compounds include Tebbe's reagent and...
    12 KB (1,249 words) - 15:52, 2 November 2024