cis-dimethyl(2-methylethynyl)(triphenylphosphine)gold(III)

Base Information

Chemical Name:cis-dimethyl(2-methylethynyl)(triphenylphosphine)gold(III)
CAS No.:850513-40-5
Molecular Formula:C₂₃H₂₄AuP
Molecular Weight:528.384
Hs Code.:

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Chemical Property of cis-dimethyl(2-methylethynyl)(triphenylphosphine)gold(III)

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Technology Process of cis-dimethyl(2-methylethynyl)(triphenylphosphine)gold(III)

There total 4 articles about cis-dimethyl(2-methylethynyl)(triphenylphosphine)gold(III) 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: 75.0%

: cis-dimethyl(chloro)(triphenylphosphine)gold(III)

: 4529-04-8
1-propynyl lithium

: 850513-40-5
cis-dimethyl(2-methylethynyl)(triphenylphosphine)gold(III)

Guidance literature:: In tetrahydrofuran; byproducts: LiCl; under N2 atm. to cis-(Ph3P)AuMe2Cl in THF at -78°C MeCCLi in THF was added dropwise, allowed to warm slowly to room temp.; solvent was evapd., residue was extd. with n-pentane, solvent was removed in vacuo, residue was recrystd. from CH2Cl2-n-pentane at -30°C;elem. anal.;
DOI:10.1016/j.ica.2004.07.005

Reference yield: 44.0%

: 14243-64-2
(triphenylphosphine)gold(I) chloride

: 4529-04-8
1-propynyl lithium

: 74-88-4
methyl iodide

: 850513-40-5
cis-dimethyl(2-methylethynyl)(triphenylphosphine)gold(III)

: Ph₃PMe[CH₃CCAuCCCH₃]*0.7CH₂Cl₂

Guidance literature:: In diethyl ether; (N2); addn. of soln. of MeCCLi in ether to suspn. of gold compd. in ether with stirring at 25.degree, cooling to -75°C, addn. of MeI, warming to room temp., stirring for 2 h; evapn., extn. (water), dissolving in CH2Cl2, filtration through dry MgSO4, addn. of pentane, elem. anal.;
DOI:10.1016/j.ica.2006.01.041

Reference yield:

: 110320-16-6
cis-dimethyl(2-phenylethynyl)(triphenylphosphine)gold(III)

: 850513-40-5
cis-dimethyl(2-methylethynyl)(triphenylphosphine)gold(III)

Guidance literature:: Multi-step reaction with 2 steps

1: dichloromethane-d2

2: tetrahydrofuran

In tetrahydrofuran; dichloromethane-d2;
DOI:10.1016/j.ica.2004.07.005