tetrachlorobis(triphenylphosphine)technetium(IV)

Base Information

• Chemical Name: tetrachlorobis(triphenylphosphine)technetium(IV)
• CAS No.: 111821-29-5
• Molecular Formula: C₃₆H₃₀Cl₄P₂Tc
• Molecular Weight: 764.301

Synonyms:tetrachlorobis(triphenylphosphine)technetium(IV)

Chemical Property of tetrachlorobis(triphenylphosphine)technetium(IV)

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Technology Process of tetrachlorobis(triphenylphosphine)technetium(IV)

There total 9 articles about tetrachlorobis(triphenylphosphine)technetium(IV) 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: 93.0%

tetraphenylarsonium pertechnetate → tetrachlorobis(triphenylphosphine)technetium(IV) (111821-29-5)

Guidance literature:

With triphenylphosphine; HCl; In acetone; Tc-compd. stirred in acetone with PPh3 and 37% HCl (molar ratio 1:7:5) at room temp. for 15 min; filtered, recrystd. from CH2Cl2 by slow evapn.; elem. anal.;

DOI:10.1039/DT9820001381

Reference yield: 62.0%

tetraphenylarsonium pertechnetate → tetrachlorobis(triphenylphosphine)technetium(IV) (111821-29-5) + bis(triphenylphosphonium) hexachlorotechnetate(IV)

Guidance literature:

With triphenylphosphine; HCl; In ethanol; Tc-compd. in EtOH and 37% HCl treated with PPh3 (molar ratio 1:100:5) in hot EtOH, refluxed for 1 h; filtered, soln. concd. to dryness, washed with EtOH and Et2O, recrystd.from CH2Cl2; elem. anal.;

DOI:10.1039/DT9820001381

Reference yield: 45.0%

NH3C(CH3)2CH2COCH3(1+)*TcO4(1-)=(NH3C(CH3)2CH2COCH3)(TcO4) → tetrachlorobis(triphenylphosphine)technetium(IV) (111821-29-5) + (1,1-dimethyl-3-oxobutyl)triphenylphosphonium pentachloro(triphenylphosphine)technetate(IV) (82739-38-6)

Guidance literature:

With triphenylphosphine; HCl; In ethanol; PPh3 in hot EtOH added to mixt. of Tc-compd. and 37% HCl in EtOH, refluxed for 10 min; filtered, soln. concd. to dryness in vac., washed with water, EtOH and Et2O, recrystd. from CH2Cl2; elem. anal.;

DOI:10.1039/DT9820001381

upstream raw materials:

tetraphenylarsonium chloride

ammonium pertechnetate

1-acetyl-2-phenylhydrazine

S-methyl-β-N-(2-hydroxyphenyl)methylmethylenedithiocarbazate

Downstream raw materials:

TcCl(PPh₃)2(N₂C₆H₄-p-OCH₃)2

TcCl(PPh₃)2(N₂C₆H₄-p-Br)2

TcBr₂(P(C₆H₅)3)2(N₂C₆H₅)(NHNHC₆H₅)⁽¹⁺⁾*Br^(1-)={TcBr₂(P(C₆H₅)3)2(NNC₆H₅)(NHNHC₆H₅)}Br

{TcN₂((C₆H₅)2PCH₂CH₂P(C₆H₅)2)2}

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