cis-dimethyl(ethynyl)(triphenylphosphine)gold(III)

Base Information

• Chemical Name: cis-dimethyl(ethynyl)(triphenylphosphine)gold(III)
• CAS No.: 850513-39-2
• Molecular Formula: C₂₂H₂₂AuP
• Molecular Weight: 514.357
• Mol file: 850513-39-2.mol

Synonyms:cis-dimethyl(ethynyl)(triphenylphosphine)gold(III)

Chemical Property of cis-dimethyl(ethynyl)(triphenylphosphine)gold(III)

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

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Technology Process of cis-dimethyl(ethynyl)(triphenylphosphine)gold(III)

There total 6 articles about cis-dimethyl(ethynyl)(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: 71.0%

cis-dimethyl(chloro)(triphenylphosphine)gold(III) + lithium acetylide-ethylenediamine complex (1216963-74-4) → cis-dimethyl(ethynyl)(triphenylphosphine)gold(III) (850513-39-2)

Guidance literature:

In tetrahydrofuran; byproducts: LiCl; under N2 atm. to cis-(Ph3P)AuMe2Cl in THF at -78°C was treated with lithium acetylide ethylenediamine complex, 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: 51.0%

(triphenylphosphine)gold(I) chloride (14243-64-2) + methyl iodide (74-88-4) + lithium acetylide (70277-75-7) → cis-dimethyl(ethynyl)(triphenylphosphine)gold(III) (850513-39-2) + Ph3PMe[HCCAuCCH] (908863-38-7)

Guidance literature:

In diethyl ether; (N2); addn. of soln. of HCCLi in ether to suspn. of gold compd. in etherwith stirring at 25.degree, cooling to -75°C, addn. of MeI, warm ing 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:

methyl(triphenylphosphine)gold(I) + chloroacetylene (593-63-5) + methyllithium (917-54-4) → (triphenylphosphine)gold(I) chloride (14243-64-2) + trimethyl(triphenylphosphine)gold(III) + cis-dimethyl(ethynyl)(triphenylphosphine)gold(III) (850513-39-2)

Guidance literature:

In diethyl ether; (N2); addn. of soln. of MeLi in ether to soln. of gold compd. in ether with stirring at 25.degree, cooling to -75°C, condensing acetylenederiv. for 45 min, keeping at -75°C for 12 h; warming to room temp., evapn., NMR;

DOI:10.1016/j.ica.2006.01.041

upstream raw materials:

(triphenylphosphine)gold(I) chloride

methyl iodide

lithium acetylide

chloroacetylene

Refernces

• 1、 Schuster, Oliver,Liau, Ruei-Yang,Schier, Annette,Schmidbaur, Hubert. "Preparation, structure and decomposition of gold(I) and gold(III) acetylide complexes". . p. 1429 - 1441. Retrieved 2008/10/09.