BIS(ETHYLENEDITHIO)TETRATHIAFULVALENE

Base Information

• Chemical Name: BIS(ETHYLENEDITHIO)TETRATHIAFULVALENE
• CAS No.: 66946-48-3
• Molecular Formula: C10H8 S8
• Molecular Weight: 384.702
• Hs Code.: 2934999090
• Mol file: 66946-48-3.mol

Synonyms:BEDT-TTF;Bis(ethylenedithia)tetrathiafulvalene; Bis(ethylenedithio)tetrathiafulvalene;Bis(ethylenedithiolene)tetrathiafulvalene;Bis(ethylenedithiolo)tetrathiafulvalene;Bis(ethylenedithiolo)tetrathiofulvalene; ET

Chemical Property of BIS(ETHYLENEDITHIO)TETRATHIAFULVALENE

Chemical Property:

• Appearance/Colour: RED LUSTROUS NEEDLES
• Vapor Pressure: 0mmHg at 25°C
• Melting Point: -260oC (dec.)(lit.)
• Refractive Index: 1.6000 (estimate)
• Boiling Point: 497.373°C at 760 mmHg
• Flash Point: 268.416°C
• PSA: 202.40000
• Density: 1.831g/cm³
• LogP: 6.28620
• Solubility.: Soluble in organic solvents.

Purity/Quality:

98%,99%, ^*data from raw suppliers

Bis(ethylenedithio)tetrathiafulvalene ^*data from reagent suppliers

Safty Information:

• Safety Statements: 22-24/25

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Uses: It is used as a component for organic superconductors.

Technology Process of BIS(ETHYLENEDITHIO)TETRATHIAFULVALENE

There total 21 articles about BIS(ETHYLENEDITHIO)TETRATHIAFULVALENE 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: 58.0%

4,5-Ethylenedithio-1,3-dithiole-2-thione (59089-89-3) → bis(ethylenedithio)tetrathiofulvalene (66946-48-3) + bis(propylenedithio)tetrathiafulvalene (66946-49-4) + 4,5--4',5'-(ethylenedithio)tetrathiafulvalene

Guidance literature:

With 1,3-dithiolo<4,5-f><1,3,5>trithiepin-2-thione; triethyl phosphite; at 110 ℃; for 2h;

DOI:10.1246/bcsj.66.2770

Reference yield: 54.0%

4,5-ethylenedioxy-1,3-dithiole-2-thione (128457-00-1) + 2,5,7,9-tetrathiabicyclo[4.3.0]non-1(6)-en-8-one (74962-29-1) → bis(ethylenedithio)tetrathiofulvalene (66946-48-3) + bis(ethylenedioxy)tetrathiafulvalene (120120-58-3) + 4,5-ethylenedioxy-4',5'-ethylenedithiotetrathiafulvalene (128346-62-3)

Guidance literature:

With phosphorous acid trimethyl ester; at 65 ℃; for 5h; Title compound not separated from byproducts;

DOI:10.1039/c39900000647

Reference yield: 39.0%

2,5,7,9-tetrathiabicyclo[4.3.0]non-1(6)-en-8-one (74962-29-1) + 5-(tert-butyldiphenylsilyloxymethyl)-5,6-dihydro-1,3-dithiolo[4,5-b][1,4]dithiin-2-one (307543-49-3) → bis(ethylenedithio)tetrathiofulvalene (66946-48-3) + 5-(t-butyldiphenylsilyloxy)methyl-5,6-dihydro-2-(5',6'-dihydro-1,3-dithiolo[4,5-b]-1,4-dithiin-2'-ylidene)-1,3-dithiolo[4,5-b]-1,4-dithiin (287924-74-7) + 5,5'-bis-(tert-butyl-diphenyl-silanyloxymethyl)-5,6,5',6'-tetrahydro-[2,2']bi[[1,3]dithiolo[4,5-b][1,4]dithiinylidene] + 5,5'-bis-(tert-butyl-diphenyl-silanyloxymethyl)-5,6,5',6'-tetrahydro-[2,2']bi[[1,3]dithiolo[4,5-b][1,4]dithiinylidene]

Guidance literature:

With triethyl phosphite; at 80 ℃; for 2h;

DOI:10.1016/S0040-4020(01)00432-X

upstream raw materials:

1,3-dithiol-2-thione

4,5-Ethylenedithio-1,3-dithiole-2-thione

2,5,7,9-tetrathiabicyclo[4.3.0]non-1⁽⁶⁾-en-8-one

4,5-dimethyl-2-selenoxo-1,3-diselenole