Trimethylaluminium is one of the simplest examples of an organoaluminium compound. Despite its name it has the formula Al2(CH3)6 (abbreviated as Al2Me6...
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pyrophoric. It is an industrially important compound, closely related to trimethylaluminium. The structure and bonding in Al2R6 and diborane are analogous (R...
12 KB (1,018 words) - 18:30, 26 August 2024
depending on the steric bulk of the groups attached. For example, trimethylaluminium exists as a dimer, but trimesitylaluminium adopts a monomeric structure...
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such as triethylborane (Et3B), and organoaluminium compounds such as trimethylaluminium (Me3Al). A naturally occurring organometallic complex is methylcobalamin...
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the formula Ga(CH3)3. It is a colorless, pyrophoric liquid. Unlike trimethylaluminium, TMG adopts a monomeric structure. When examined in detail, the monomeric...
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equilibrium mixture of the monomer and dimer. These dimers, such as trimethylaluminium (Al2Me6), usually feature tetrahedral Al centers formed by dimerization...
135 KB (14,517 words) - 07:19, 20 September 2024
derivatives of metal and nonmetal hydrides (diethylaluminium hydride, trimethylaluminium, triethylaluminium, butyllithium), with a few exceptions (i.e. dimethylmercury...
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alkene polymerization. MAO is prepared by the incomplete hydrolysis of trimethylaluminium, as indicated by this idealized equation: n Al(CH3)3 + n H2O → (Al(CH3)O)n...
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-magnesium halide methylmagnesium chloride Alkylaluminium Al2R6 -aluminium trimethylaluminium Silyl ether R3SiOR -silyl ether trimethylsilyl triflate...
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reacts with a variety of Lewis acids such as iodine, phenol, and trimethylaluminium, and its base parameters in the ECW model are EB = 1.80 and CB = 1...
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Another method to produce 2-methyldodecane is react 1-dodecene and trimethylaluminium. Bashkirov, A. N.; Shaikhutdinov, E. M.; Gilyarovskaya, L. A. Oxidation...
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titanocene that arises from the reaction of titanocene dichloride with trimethylaluminium. It is used for the "olefination" reactions. Arenes, such as C6(CH3)6...
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selected organometallic compounds, most often triethylaluminium, trimethylaluminium, and some other alkyl and aryl derivatives of aluminium, magnesium...
21 KB (2,498 words) - 07:59, 17 September 2024
organometallic chemistry. Illustrative organoaluminium compounds are the dimer trimethylaluminium, the monomer triisobutylaluminium, and the titanium-aluminium compound...
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Transcription mediated amplification Trimethylamine, (CH3)3N, a simple amine Trimethylaluminium, (CH3)3Al Trimesic acid Psychedelic or hallucinogenic drugs that are...
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Trimethylborane can be made on a small scale with a 98% yield by reacting trimethylaluminium in hexane with boron tribromide in dibutyl ether as a solvent. Yet...
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deposition, Al2O3 films can be prepared by the chemical exchange between trimethylaluminium (Al(CH3)3) and H2O: 2 Al(CH3)3 + 3 H2O → Al2O3 + 6 CH4 H2O in the...
36 KB (3,581 words) - 12:24, 30 September 2024
there are only 12 valence electrons. A similar situation exists in trimethylaluminium. The electron deficiency in such compounds is similar to metallic...
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Zirconocene dichloride catalyzes the carboalumination of alkynes by trimethylaluminium to give a (alkenyl)dimethylalane, a versatile intermediate for further...
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two-electron bonds. This pattern is seen for dimethyl beryllium and trimethylaluminium. In the case of methyl lithium, the methyl group can be shared (bonded...
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the formula In(CH3)3. It is a colorless, pyrophoric solid. Unlike trimethylaluminium, but akin to trimethylgallium, TMI is monomeric. TMI is prepared by...
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as called agostic complexes. This bonding pattern is also seen in trimethylaluminium, which forms a dimer Al2(CH3)6 with the carbon atoms of two of the...
5 KB (688 words) - 12:00, 26 March 2023
equilibrium mixture of the monomer and dimer. These dimers, such as trimethylaluminium (Al2Me6), usually feature tetrahedral Al centers formed by dimerization...
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designed to minimize the production of waste products. Aluminium Trimethylaluminium (TMA or TMAl), Liquid Triethylaluminium (TEA or TEAl), Liquid Gallium...
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Milder methylating agents include tetramethyltin, dimethylzinc, and trimethylaluminium. Chemistry portal Biology portal Bisulfite sequencing – the biochemical...
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Uranium hexafluoride tetraethyl lead tetramethyl lead tetrabutyl tin trimethylaluminium dimethylmercury Diethylzinc triethylborane Chromate Permanganate Ferroin...
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illustration of one reaction cycle of the ALD process, using the trimethylaluminium (TMA) -water process to make thin aluminium oxide films as (simplified)...
65 KB (7,440 words) - 19:50, 18 October 2024
Growth temperature ranges between 800 and 1100 °C. Introduction of trimethylaluminium and/or trimethylindium is necessary for growing quantum wells and...
40 KB (3,875 words) - 18:32, 13 October 2024
the Corey lactone (1) by reaction with methyl Grignard reagent or trimethylaluminium. The resulting mixture of tertiary carbinols (2) is transformed to...
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geometry and follows the octet rule. By contrast, triethylaluminium and trimethylaluminium feature bridging alkyl groups and these compounds violate the octet...
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