tetraphenylarsonium oxo(N,N'-ethylenebis(2-mercaptoacetimido))technetate

Base Information

• Chemical Name: tetraphenylarsonium oxo(N,N'-ethylenebis(2-mercaptoacetimido))technetate
• CAS No.: 75949-45-0
• Molecular Formula: C₆H₈N₂O₃S₂Tc*C₂₄H₂₀As
• Molecular Weight: 701.525
• Mol file: 75949-45-0.mol

Synonyms:tetraphenylarsonium oxo(N,N'-ethylenebis(2-mercaptoacetimido))technetate

Chemical Property of tetraphenylarsonium oxo(N,N'-ethylenebis(2-mercaptoacetimido))technetate

Chemical Property:

Purity/Quality:

Safty Information:

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Technology Process of tetraphenylarsonium oxo(N,N'-ethylenebis(2-mercaptoacetimido))technetate

There total 2 articles about tetraphenylarsonium oxo(N,N'-ethylenebis(2-mercaptoacetimido))technetate 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: 99.0%

ammonium pertechnetate (34035-97-7) + tetraphenylarsonium chloride monohydrate (104170-16-3) + N,N'-bis((S-benzylthio)acetamido)ethanediamine-1,2 (75948-92-4) → tetraphenylarsonium oxo(N,N'-ethylenebis(2-mercaptoacetimido))technetate (75949-45-0)

Guidance literature:

With sodium hydroxide; sodium dithionite; In ethanol; water; suspn. ebma in mixt. water and ethanol heated to 70°C, pH adjusted to 13 with NaOH, NH4TcO4 soln. added, sodium dithionite in water added dropwise and stirred, soln. cooled and soln. Ph4AsCl added; after standing for 12 h, solid separated and recrystd. from acetone/water by slow evapn.; elem. anal.;

DOI:10.1021/ic50220a001

Reference yield: 78.0%

tetraphenylarsonium chloride hydrate + {TcO(ethanediolato)2}(1-) ion + N,N'-ethylenebis(2-mercaptoacetamide) (692-93-3) → tetraphenylarsonium oxo(N,N'-ethylenebis(2-mercaptoacetimido))technetate (75949-45-0)

Guidance literature:

In methanol; sodium hydroxide; MeOH soln. of Tc-complex was added to soln. of ligand in aq. NaOH, excess of Ph4AsCl*99H2O was added; filtered off, washed with H2O, dried;

upstream raw materials:

ammonium pertechnetate

tetraphenylarsonium chloride monohydrate

N,N'-bis((S-benzylthio)acetamido)ethanediamine-1,2

N,N'-ethylenebis(2-mercaptoacetamide)

Refernces

• 1、 Davison, Alan,Jones, Alun G.,Orvig, Chris,Sohn, Miriam. "A new class of oxotechnetium(5+) chelate complexes containing a TcON2S2 core". . p. 1629 - 1632. Retrieved 2008/10/08.