5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole-2-thione

Base Information

• Chemical Name: 5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole-2-thione
• CAS No.: 177546-03-1
• Molecular Formula: C₂₁H₁₆S₆
• Molecular Weight: 460.754
• Mol file: 177546-03-1.mol

Synonyms:5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole-2-thione

Chemical Property of 5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole-2-thione

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole-2-thione

There total 1 articles about 5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole-2-thione 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: 85.0%

4-oxo-2,6-diphenyl-thiane (37014-01-0) + 4,5-(diethoxyphosphinylmethylenedithio)-1,3-dithiole-2-thione (144028-58-0) → 5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole-2-thione (177546-03-1)

Guidance literature:

With lithium diisopropyl amide; In tetrahydrofuran; at -78 ℃;

DOI:10.1021/jo9516244

Reference yield: 90.0%

5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole-2-thione (177546-03-1) → 5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiol-2-one (177546-04-2)

Guidance literature:

With mercury(II) diacetate; In chloroform; acetic acid; Ambient temperature;

DOI:10.1021/jo9516244

Reference yield:

5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole-2-thione (177546-03-1) → 2-(2,6-Diphenyl-thiopyran-4-ylidene)-5-[1,3]dithiol-2-ylidene-[1,3]dithiolo[4,5-d][1,3]dithiole; compound with 2-(4-dicyanomethylene-cyclohexa-2,5-dienylidene)-malononitrile

Guidance literature:

Multi-step reaction with 5 steps

1: 90 percent / Hg(OAc)2 / CHCl₃; acetic acid / Ambient temperature

2: 70 percent / P(OC₂H₅)3 / 80 °C

3: 88 percent / DDQ / xylene / Heating

4: 62 percent / LiBr*H₂O / hexamethylphosphoric acid triamide / 90 deg C; 130 deg C

With mercury(II) diacetate; 2,3-dicyano-5,6-dichloro-p-benzoquinone; lithium bromide; triethyl phosphite; In N,N,N,N,N,N-hexamethylphosphoric triamide; chloroform; acetic acid; xylene;

DOI:10.1021/jo9516244

upstream raw materials:

4-oxo-2,6-diphenyl-thiane

4,5-(diethoxyphosphinylmethylenedithio)-1,3-dithiole-2-thione

Downstream raw materials:

5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiol-2-one

2-(4,5-Bis-methylsulfanyl-[1,3]dithiol-2-ylidene)-5-(2,6-diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole

2-[5-(2,6-Diphenyl-tetrahydro-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiol-2-ylidene]-[1,3]dithiole-4,5-dicarboxylic acid dimethyl ester

2-(2,6-Diphenyl-thiopyran-4-ylidene)-5-[1,3]dithiol-2-ylidene-[1,3]dithiolo[4,5-d][1,3]dithiole