Ethanebis(thioic) acid, potassium salt (1:2)

Base Information

• Chemical Name: Ethanebis(thioic) acid, potassium salt (1:2)
• CAS No.: 20267-56-5
• Molecular Formula: C₂O₂S₂*2K
• Molecular Weight: 198.349
• European Community (EC) Number: 243-661-2
• DSSTox Substance ID: DTXSID20889677
• Nikkaji Number: J422.059E,J2.043.531C
• Mol file: 20267-56-5.mol

Synonyms:20267-56-5;Ethanebis(thioic) acid, potassium salt (1:2);dipotassium;ethanebis(thioate);Ethanebis(thioic) acid, dipotassium salt;O,O-Dipotassium dithiooxalate;Dithioloxalic acid, dipotassium salt;EINECS 243-661-2;potassium dithiooxalate;SCHEMBL4599892;DTXSID20889677;AKOS006275355;FT-0699894

Chemical Property of Ethanebis(thioic) acid, potassium salt (1:2)

Chemical Property:

• Vapor Pressure: 7.14E-05mmHg at 25°C
• Boiling Point: 306.5°C at 760 mmHg
• Flash Point: 139.2°C
• PSA: 84.74000
• LogP: 0.43460
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 1
• Exact Mass: 197.8613846
• Heavy Atom Count: 8
• Complexity: 75.5

Purity/Quality:

99%, ^*data from raw suppliers

DIPOTASSIUM DITHIOLOXALATE 98.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C(=O)(C(=O)[S-])[S-].[K+].[K+]
• Uses: Potassium Dithiooxalate was studied for its efficacy as an antidote for mercury poisoning.

Technology Process of Ethanebis(thioic) acid, potassium salt (1:2)

There total 5 articles about Ethanebis(thioic) acid, potassium salt (1:2) 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:

S,S-dipentyl 1,2-ethanebisthioate (855395-51-6) → potassium 1,2-dithiooxalate (17148-97-9,20267-56-5)

Guidance literature:

With potassium hydrosulfide; In methanol;

DOI:10.1002/ejic.200500560

Reference yield:

diphenyl oxalate (3155-16-6) → potassium 1,2-dithiooxalate (17148-97-9,20267-56-5)

Guidance literature:

With hydrogen sulfide; potassium; In ethanol;

DOI:10.1021/jacs.1c00601

Reference yield:

potassium hydrogensulfate (7646-93-7) + S,S-dipentyl 1,2-ethanebisthioate (855395-51-6) → potassium 1,2-dithiooxalate (17148-97-9,20267-56-5)

Guidance literature:

In methanol; stoich.; ppt. filtered. washed (methanol), dried (vac.); elem. anal.;

DOI:10.1002/ejic.200500560

upstream raw materials:

S,S-dipentyl 1,2-ethanebisthioate

ethanebis(thioic)acid-S,S'-diethylester

S₁,S₂-Diphenylethanebis(thioate)

potassium hydrogensulfate

Downstream raw materials:

palladium sulfide

bis(tetraphenylphosphonium) bis(dithiooxalato-S,S')cuprate(II)

bis(benzyltriphenylphosphonium) bis(dithiooxalato-S,S')cuprate(II)

bis(ethyltriphenylphosphonium) bis(dithiooxalato-S,S')cuprate(II)

Refernces

• 1、 Itoi, Miho,Ono, Yuuki,Kojima, Norimichi,Kato, Kenichi,Osaka, Keiichi,Takata, Masaki. "Charge-transfer phase transition and ferromagnetism of iron mixed-valence complexes (n-CnH2n+1)4N[FeIIFe III(dto)3] (n = 3-6; dto = C2O 2S2)". . p. 1198 - 1207. Retrieved 2007/10/03.