Titanocene dichloride is the organotitanium compound with the formula (η5-C5H5)2TiCl2, commonly abbreviated as Cp2TiCl2. This metallocene is a common...
21 KB (1,771 words) - 20:25, 6 August 2024
metallocenes are the metallocene derivatives, e.g. titanocene dichloride or vanadocene dichloride. Certain metallocenes and their derivatives exhibit...
22 KB (2,174 words) - 00:45, 15 January 2025
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
Vanadocene dichloride is an organometallic complex with formula (η5-C5H5)2VCl2 (commonly abbreviated as Cp2VCl2). It is a structural analogue of titanocene dichloride...
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ExCl2, to afford titanocene dichloride and various S5+x and S5Sex rings. Illustrative is the synthesis of S7 from disulfur dichloride: (C5H5)2TiS5 + S2Cl2...
5 KB (385 words) - 12:05, 21 May 2024
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
Zirconocene dichloride is an organozirconium compound composed of a zirconium central atom, with two cyclopentadienyl and two chloro ligands. It is a colourless...
11 KB (986 words) - 20:26, 6 August 2024
is an aluminium-containing derivative of titanocene that arises from the reaction of titanocene dichloride with trimethylaluminium. It is used for the...
19 KB (1,736 words) - 14:13, 8 February 2025
1861, the first example was not reported until 1954. In that year titanocene dichloride was described by Wilkinson and Birmingham. Independently, titanium-based...
18 KB (1,866 words) - 09:45, 4 November 2023
intensively studied. The most common organotitanium complex is titanocene dichloride ((C5H5)2TiCl2). Related compounds include Tebbe's reagent and Petasis...
81 KB (8,948 words) - 11:07, 7 February 2025
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 with...
13 KB (1,321 words) - 20:45, 16 January 2024
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) - 11:05, 4 January 2025
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
ketones, is prepared from TMA and titanocene dichloride. In combination with 20 to 100 mol % Cp2ZrCl2 (zirconocene dichloride), the (CH3)2Al-CH3 adds "across"...
11 KB (886 words) - 13:36, 19 October 2024
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°....
3 KB (338 words) - 19:38, 22 September 2023
Molybdocene dichloride is the organomolybdenum compound with the formula (η5-C5H5)2MoCl2 and IUPAC name dichlorobis(η5-cyclopentadienyl)molybdenum(IV)...
5 KB (377 words) - 17:49, 5 February 2025
Petasis reagent (redirect from Dimethyl titanocene)
metathesis reaction of methylmagnesium chloride or methyllithium with titanocene dichloride: Cp2TiCl2 + 2 CH3MgCl → Cp2Ti(CH3)2 + 2 MgCl2 This compound is used...
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some organic solvents. The lighter homologues zirconacene dichloride and titanocene dichloride have received much more attention. While hafnocene is only...
3 KB (243 words) - 20:16, 6 August 2024
[Au(SH)2]− and (C5H5)2Ti(SH)2, derived from gold(I) chloride and titanocene dichloride, respectively. Bisulfide salts are corrosive, strongly alkaline...
7 KB (588 words) - 15:13, 7 November 2023
follows with preservation of conformation via elemental zinc or with titanocene dichloride. Protection through a Diels-Alder reaction: the transformation of...
57 KB (6,755 words) - 02:59, 9 November 2024
HOMO in this class of complex. Unlike the related zirconacene and titanocene dichlorides, no applications have been found for this compound, although it...
5 KB (405 words) - 20:18, 6 August 2024
precursor to many organotitanium complexes. The complex is related to titanocene dichloride, which lacks the methyl groups. The complex is prepared by the reaction...
3 KB (274 words) - 20:10, 6 August 2024
tetrachloride, titanocene dichloride, Schwartz's reagent. d1 Examples: molybdenum(V) chloride, vanadyl acetylacetonate, vanadocene dichloride, vanadium tetrachloride...
14 KB (1,701 words) - 03:27, 4 October 2023
Tebbe's reagent (category Titanocenes)
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 (915 words) - 14:56, 8 February 2025
photocatalytic approach was also developed: the use of catalytic titanocene dichloride in the presence of a red-absorbing organic dye as the photosensitizer...
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(N-bromosuccinimide, tBuOH/H2O then triethylamine) to 3, radical cyclisation (titanocene dichloride, manganese, triethylborane, 2,6-lutidine) to 4, alcohol protection...
7 KB (567 words) - 17:00, 10 March 2022
Bis(cyclopentadienyl)titanium(III) chloride (category Titanocenes)
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
Rosenthal's reagent (redirect from Titanocene bis(trimethylsilyl)acetylene)
titanocene or zirconocene dichloride with magnesium in the presence of bis(trimethylsilyl)acetylene in THF. The illustrated product for a titanocene complex...
45 KB (4,275 words) - 14:51, 8 February 2025
range near 2.35 Å. The complex can be prepared by the reaction of titanocene dichloride, butyllithium, and cycloheptatriene. (Cycloheptatrienyl)(cyclopentadienyl)vanadium...
2 KB (170 words) - 17:40, 31 October 2023
hydrolysis Another reagent is generated in situ by treatment of titanocene dichloride with zinc. That blue green Ti(III)-containing solution is highly...
16 KB (1,929 words) - 00:55, 2 April 2024