Search Results: Titanocene


Titanocene dichloride
Senin, 2026-08-10 14:29:14

Titanocene dichloride is the organotitanium compound with the formula (η5-C5H5)2TiCl2, commonly abbreviated as Cp2TiCl2. This metallocene is a common reagent...

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Titanocene dicarbonyl
Jumat, 2025-10-24 15:56:51

and reduction of aldehydes. Cp2Ti(CO)2 is prepared by the reduction of titanocene dichloride with magnesium as a slurry in THF under an atmosphere of carbon...

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Titanocene pentasulfide
Senin, 2026-06-15 21:45:45

Titanocene pentasulfide is the organotitanium compound with the formula (C5H5)2TiS5, commonly abbreviated as Cp2TiS5, where Cp stands for cyclopentadienyl...

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Titanocene Y
Rabu, 2024-08-07 03:25:24

Titanocene Y also known as bis[(p-methoxybenzyl)cyclopentadienyl]titanium(IV) dichloride or dichloridobis(η5-(p-methoxybenzyl)cyclopentadienyl)titanium...

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Organotitanium chemistry
Kamis, 2026-08-06 15:41:10

to 1861, the first example was not reported until 1954. In that year titanocene dichloride was described by Wilkinson and Birmingham. Independently, titanium-based...

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Buckminsterfullerene
Jumat, 2026-08-14 01:34:17

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)...

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Petasis reagent
Minggu, 2026-07-05 20:06:41

metathesis reaction of methylmagnesium chloride or methyllithium with titanocene dichloride: Cp2TiCl2 + 2 CH3MgCl → Cp2Ti(CH3)2 + 2 MgCl2 This compound...

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Titanium tetrachloride
Minggu, 2026-04-26 05:40:42

chemistry, is an aluminium-containing derivative of titanocene that arises from the reaction of titanocene dichloride with trimethylaluminium. It is used for...

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Photocatalytic water splitting
Minggu, 2026-08-16 13:14:57

developed a light-driven "closed cycle of water splitting using ansa-titanocene(III/IV) triflate complexes". An Indium gallium nitride (InxGa1-xN) photocatalyst...

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Bis(cyclopentadienyl)titanium(III) chloride
Senin, 2025-08-25 15:37:14

reported in 1955 by Geoffrey Wilkinson It is commonly prepared by reducing titanocene dichloride with zinc, manganese, or magnesium. For use in organic synthesis...

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Epoxide
Kamis, 2026-08-06 15:34:29

selenathiocarbamate in strong acid deoxygenates to the olefin instead. Titanocene monochloride opens epoxides to α-radical alkoxides, which can then be...

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Rosenthal's reagent
Rabu, 2026-06-17 08:58:51

obtained. Synthesizing Rosenthal's reagent of a titanocene source yields golden-yellow crystals of the titanocene bis(trimethylsilyl)acetylene complex with...

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Metallocene
Senin, 2026-07-27 19:05:47

Closely related to the metallocenes are the metallocene derivatives, e.g. titanocene dichloride or vanadocene dichloride. Certain metallocenes and their derivatives...

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Bent metallocene
Kamis, 2026-08-06 15:29:03

not completely inert. For example, attempts to prepare titanocene by reduction of titanocene dichloride affords complexes of fulvalene ligands. Bent...

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Ansa-metallocene
Minggu, 2026-06-28 21:02:30

angle defined by the two Cp rings. In titanocene dichloride, this angle is 58.5° whereas in the ansa-titanocene Me2Si(C5H4)2TiCl2 the angle is 51.2°....

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Salt metathesis reaction
Kamis, 2026-04-02 02:28:04

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...

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Titanium
Kamis, 2026-08-20 13:14:05

have been intensively studied. The most common organotitanium complex is titanocene dichloride ((C5H5)2TiCl2). Related compounds include Tebbe's reagent and...

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Eugene van Tamelen
Jumat, 2025-09-26 02:05:15

synthesise Dewar benzene. He developed a system for nitrogen fixation using titanocene. van Tamelen was also the owner of the first Marshall Erdman-built Frank...

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Ring flip
Minggu, 2026-08-16 19:54:03

rings engage in degenerate ring flipping. One well-studied example is titanocene pentasulfide, where the inversion barrier is high relative to cyclohexane's...

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Zirconocene dichloride
Senin, 2026-06-22 21:29:06

sheet (SDS) CAMEO Chemicals MSDS Related compounds Related compounds Titanocene dichloride Hafnocene dichloride Vanadocene dichloride Niobocene dichloride...

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Vanadocene dichloride
Rabu, 2025-10-29 01:22:30

(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...

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Allotropes of sulfur
Minggu, 2026-08-16 08:32:50

dichloride: H2Sx + SyCl2 → cyclo-Sx+y + 2 HCl A second strategy uses titanocene pentasulfide as a source of the S2−5 unit. This complex is easily made...

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Hapticity
Minggu, 2026-08-16 03:19:05

contiguous (connected to each other), the η-notation is used, as e.g. in titanocene dichloride: dichlorobis(η5-2,4-cyclopentadien-1-yl)titanium. Molecules...

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Ziegler–Natta catalyst
Jumat, 2026-05-15 15:05:55

metallocene catalysts have the composition Cp2MCl2 (M = Ti, Zr, Hf) such as titanocene dichloride. Typically, the organic ligands are derivatives of cyclopentadienyl...

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Hafnocene dichloride
Rabu, 2024-08-07 03:16:44

some organic solvents. The lighter homologues zirconacene dichloride and titanocene dichloride have received much more attention. While hafnocene is only...

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John E. Bercaw
Jumat, 2026-04-17 22:07:47

Chemistry". Illinois. Retrieved March 18, 2026. Bercaw, John Edward (1971). Titanocene as a reactive intermediate in the reduction of molecular hydrogen and...

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Reformatsky reaction
Senin, 2026-05-25 13:55:01

titanium(II) chloride, cerium(III) halides such as cerium(III) iodide, and titanocene(III) chloride. In one variation of the Reformatsky reaction an iodolactam...

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D electron count
Senin, 2026-05-11 05:05:02

to the lack of d to d transitions. Examples: titanium tetrachloride, titanocene dichloride, Schwartz's reagent. d1 Examples: molybdenum(V) chloride, vanadyl...

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Sodium borohydride
Minggu, 2026-07-05 02:42:43

(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...

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Titanium compounds
Senin, 2026-08-10 16:24:10

have been intensively studied. The most common organotitanium complex is titanocene dichloride ((C5H5)2TiCl2). Related compounds include Tebbe's reagent and...

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Bioorganometallic chemistry
Rabu, 2026-07-29 08:37:00

nonselective antimicrobials before the advent of modern antibiotics. Titanocene dichloride displays anti-cancer activity, and dichloridobis[(p-methox...

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Molybdocene dichloride
Kamis, 2025-02-06 00:49:54

establish the orientation of the HOMO in this class of complex. Unlike the titanocene and zirconacene derivatives, the molybdocene compounds have yielded no...

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Selenium dibromide
Jumat, 2025-07-11 08:06:55

characterization of selenium dibromide (SeBr2) and its reaction with titanocene pentasulphide to give cyclic selenium sulphides of ring size 6, 7, 8,...

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Trimethylaluminium
Kamis, 2026-08-06 15:46:59

for the methylenation of esters and ketones, is prepared from TMA and titanocene dichloride. In combination with 20 to 100 mol % Cp2ZrCl2 (zirconocene...

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Carbometalation
Selasa, 2026-06-23 00:14:54

dichloride (or related catalyst). Some carboaluminations are performed with titanocene complexes. This reaction is sometimes referred to as the Zr- catalyzed...

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Air-free technique
Kamis, 2025-09-11 21:34:56

oxidation or hydrolysis Another reagent is generated in situ by treatment of titanocene dichloride with zinc. That blue green Ti(III)-containing solution is highly...

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Carbonyl olefin metathesis
Jumat, 2026-07-24 01:25:09

formed through treating the carbonyl functional group with reagents like titanocene methylidene, Tebbe, Grubbs, Petasis reagents or in situ generated titanium...

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List of compounds with carbon number 10
Kamis, 2026-03-26 14:49:21

5187–81–5 C10H10Cl2Nb niobocene dichloride 12793–14–5 C10H10Cl2Ti titanocene dichloride 1271–19–8 C10H10Co cobaltocene 1277–43–6 C10H10F6FeP ferrocenium...

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Decamethyltitanocene dichloride
Rabu, 2024-08-07 03:10:12

precursor to many organotitanium complexes. The complex is related to titanocene dichloride, which lacks the methyl groups. The complex is prepared by...

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(Cyclopentadienyl)titanium trichloride
Kamis, 2026-07-02 06:39:31

adopts a piano stool geometry. (C5H5)TiCl3 is prepared by the reaction of titanocene dichloride and titanium tetrachloride: (C5H5)2TiCl2 + TiCl4 → 2 (C5H5)TiCl3...

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Takahashi Taxol total synthesis
Rabu, 2026-08-12 11:19:00

(N-bromosuccinimide, tBuOH/H2O then triethylamine) to 3, radical cyclisation (titanocene dichloride, manganese, triethylborane, 2,6-lutidine) to 4, alcohol protection...

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(Cycloheptatrienyl)(cyclopentadienyl)titanium
Rabu, 2023-11-01 00:40:10

narrow range near 2.35 Å. The complex can be prepared by the reaction of titanocene dichloride, butyllithium, and cycloheptatriene. (Cycloheptatrienyl)(c...

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Kaminsky catalyst
Senin, 2025-06-30 19:57:57

activated by treatment with trimethylaluminium. Kaminsky discovered that titanocene and related complexes emulated some aspects of these Ziegler–Natta catalysts...

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Reductions with hydrosilanes
Rabu, 2025-09-10 06:18:33

doi:10.1021/op9900176. Selvakumar, Kumaravel; Harrod, John F. (2001). "Titanocene-Catalyzed Coupling of Amides in the Presence of Organosilanes To Form...

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Dehydrogenative coupling of silanes
Senin, 2026-06-15 22:14:19

as well as polysilanes. These reactions generally require catalysts. Titanocene and related their complexes are typical catalysts. A typical reaction...

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Bis(trimethylsilyl)acetylene
Jumat, 2026-02-06 10:03:30

V.; Arndt, Perdita; Baumann, Wolfgang; Spannenberg, Anke (2003). "The Titanocene Complex of Bis(trimethylsilyl)acetylene: Synthesis, Structure, and Chemistry"...

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Pinacol coupling reaction
Rabu, 2025-08-06 20:33:34

red-absorbing organic dye was successfully used with catalytic amounts of titanocene dichloride, and stoichiometric amounts of Hantzsch ester as the sacrificial...

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Transition metal complexes of carbon disulfide
Kamis, 2026-07-09 03:06:27

from treating carbon disulfide with iron and cobalt carbonyls. Treating titanocene dicarbonyl with carbon disulfide gives the tetrathiooxalate derivative:...

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Ralf Steudel
Minggu, 2026-03-08 12:24:51

several new allotropes, often using titanocene pentasulfide. Two examples are S11 and S13, which resulted from the titanocene reagent and S6Cl2 and S8Cl2, respectively...

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Metallacyclopentanes
Senin, 2025-08-18 23:23:49

related (Ph3P)2Ni(CH2)4. Another example of a metallacyclopentane is the titanocene derivative Cp2Ti(CH2)4. Metallacyclopentanes are intermediates in the...

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Bisulfide
Senin, 2026-06-22 23:40:52

include [Au(SH)2]− and (C5H5)2Ti(SH)2, derived from gold(I) chloride and titanocene dichloride, respectively. Bisulfide salts release toxic hydrogen sulfide...

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Transition metal alkyne complex
Minggu, 2026-05-03 08:36:09

V.; Arndt, Perdita; Baumann, Wolfgang; Spannenberg, Anke (2003). "The Titanocene Complex of Bis(trimethylsilyl)acetylene: Synthesis, Structure, and Chemistry"...

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IUPAC nomenclature of inorganic chemistry 2005
Sabtu, 2026-06-27 05:19:50

[Ti(η5-C5H5)2Cl2] is properly named dichloridobis(η5-cyclopentadienyl)titanium NOT titanocene dichloride In polynuclear compounds with metal-metal bonds these are shown...

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Pauson–Khand reaction
Senin, 2026-08-17 15:54:12

Frederick A.; Kablaoui, Natasha M.; Buchwald, Stephen L. (January 1996). "Titanocene-Catalyzed Cyclocarbonylation of Enynes to Cyclopentenones". Journal of...

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Tebbe's reagent
Kamis, 2026-08-06 15:45:26

(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...

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Protecting group
Senin, 2026-08-03 02:53:39

follows with preservation of conformation via elemental zinc or with titanocene dichloride. Protection through a Diels-Alder reaction: the transformation...

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Niobocene dichloride
Rabu, 2024-08-07 03:18:28

the HOMO in this class of complex. Unlike the related zirconacene and titanocene dichlorides, no applications have been found for this compound, although...

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Fulvenes
Kamis, 2026-08-06 15:35:18

Strohfeldt, Katja; Tacke, Matthias (2008). "Bioorganometallic fulvene-derived titanocene anti-cancer drugs". Chemical Society Reviews. 37 (6): 1174–87. doi:10...

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Transition metal thiolate complex
Kamis, 2026-07-09 04:22:42

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...

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Zirconocene
Rabu, 2026-07-08 14:55:07

Arndt, Perdita; Baumann, Wolfgang; Spannenberg, Anke (March 2003). "The Titanocene Complex of Bis(trimethylsilyl)acetylene: Synthesis, Structure, and Chemistry†"...

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Metal-ligand cooperativity
Selasa, 2026-08-18 19:16:24

Mark G. (1997-05-01). "Synthesis, Structure, and Reactivity of Monomeric Titanocene Sulfido and Disulfide Complexes. Reaction of H2 with a Terminal MS Bond"...

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Silanide
Senin, 2026-03-23 11:38:51

Leijun; Samuel, Edmond (1997). "Preparation and characterization of titanocene silyl hydrides [Cp2Ti(μ-HSiH2)]2 and [Cp2Ti(μ-HSiH2)(μ-H)TiCp2]". Chemical...

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Transition metal carbonate and bicarbonate complexes
Jumat, 2026-07-10 06:01:07

; Rosenthal, U. (2000). "Crystal Structure of Di(bis(cyclopentadienyl)titanocene) Carbonate, C42H40O6Ti4". Zeitschrift für Kristallographie – New Crystal...

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Transition metal trifluorophosphine complexes
Jumat, 2026-08-21 02:02:13

"Formation, Reactivities, and Molecular Structures of Phosphine Derivatives of Titanocene. Isolation and Characterization of a Titanium Monoolefin π Complex". Journal...

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Rhodocene
Rabu, 2026-04-29 12:50:10

Jacobson, D. B.; Byrd, G. D.; Freiser, B. S. (1982). "Generation of Titanocene and Rhodocene Cations in the Gas Phase by a Novel Metal-Switching Reaction"...

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Transition metal silyl complexes
Rabu, 2025-07-23 23:57:08

(Me = CH3, Ph = C6H5). Another example is the metalacycle derived from titanocene dichloride, (C5H5)2Ti(SiPh2)5. Compounds containing a 3-membered metal-silicon-carbon...

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