dimesityldioxo-rhenium

Base Information

Chemical Name:dimesityldioxo-rhenium
CAS No.:110781-68-5
Molecular Formula:C₁₈H₂₂O₂Re
Molecular Weight:456.578
Hs Code.:

Synonyms:dimesityldioxo-rhenium

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Chemical Property of dimesityldioxo-rhenium

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Technology Process of dimesityldioxo-rhenium

There total 2 articles about dimesityldioxo-rhenium which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 34.0%

: trimethylammonium perrhenate

: 2633-66-1
2-mesitylmagnesium bromide

: 110781-68-5
dimesityldioxo-rhenium

Guidance literature:: With O₂; In tetrahydrofuran; diethyl ether; under Ar, to stirred suspn. of (Me3NH)ReO4 in THF at -78°C added Me3C6H2MgBr (0.93 M soln. in Et2O), warmed slowly to room temp. and stirred for ca. 1 h, O2 bubbled until colour became bright red; evapd. in vac., extd. with Me2CO, filtrate concd., left standing at room temp. overnight, recrystd. from toluene at -20°C; elem. anal.;

Reference yield: 23.0%

: 73681-65-9
bis(2,4,6-trimethylphenyl)-zinc

: rhenium(VII) oxide

: 125923-26-4
(σ-mesityl)trioxorhenium(VII)

: 110781-68-5
dimesityldioxo-rhenium

: 125934-15-8
Zn⁽²⁺⁾*2ReO₄^(1-)*2C₄H₈O=Zn(ReO₄)2(C₄H₈O)2

Guidance literature:: In tetrahydrofuran; under N2, Zn-alkyl added dropwise to Re2O7 (-78°C), warmed (room temp., 2 h), light red soln., white pptn., stirred for 2 h; solid filtered off, solution dried under vac., extraction (pentane);

Reference yield: 97.0%

: 110781-68-5
dimesityldioxo-rhenium

: 125923-26-4
(σ-mesityl)trioxorhenium(VII)

Guidance literature:: With NO₂; In diethyl ether; byproducts: ((mes)N2)(NO3), nitromesitylene; a stirred soln. of Re-complex in Et2O at room temp. was exposed to excess of NO2 gas, deposition of a colorless solid (((mes)N2)(NO3)) (under exclusion of air); filtn., removal of solvent in vacuo (semi-solid residue), a solid-CO2-cooled finger was inserted into the flask (vac.), gentle warming of the residue gave colorless crystals ((mes)NO2), recrystn. of the yellow solid from Et2O (-20°C), elem. anal.;