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

Base Information

• Chemical Name: 2-(4,5-Bis-methylsulfanyl-[1,3]dithiol-2-ylidene)-5-(2,6-diphenyl-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole
• CAS No.: 177546-11-1
• Molecular Formula: C₂₆H₁₈S₉
• Molecular Weight: 619.023
• Mol file: 177546-11-1.mol

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

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

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

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

There total 5 articles about 2-(4,5-Bis-methylsulfanyl-[1,3]dithiol-2-ylidene)-5-(2,6-diphenyl-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole 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: 98.0%

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 (177546-07-5) → 2-(4,5-Bis-methylsulfanyl-[1,3]dithiol-2-ylidene)-5-(2,6-diphenyl-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole (177546-11-1)

Guidance literature:

With 2,3-dicyano-5,6-dichloro-p-benzoquinone; In xylene; Heating;

DOI:10.1021/jo9516244

Reference yield:

4,5-bis(methylthio)-1,3-dithiole-2-thione (49638-64-4) → 2-(4,5-Bis-methylsulfanyl-[1,3]dithiol-2-ylidene)-5-(2,6-diphenyl-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole (177546-11-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 40 percent / P(OC₂H₅)3 / 80 °C

2: 98 percent / DDQ / xylene / Heating

With 2,3-dicyano-5,6-dichloro-p-benzoquinone; triethyl phosphite; In xylene;

DOI:10.1021/jo9516244

Reference yield:

4-oxo-2,6-diphenyl-thiane (37014-01-0) → 2-(4,5-Bis-methylsulfanyl-[1,3]dithiol-2-ylidene)-5-(2,6-diphenyl-thiopyran-4-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole (177546-11-1)

Guidance literature:

Multi-step reaction with 4 steps

1: 85 percent / LDA / tetrahydrofuran / -78 °C

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

3: 40 percent / P(OC₂H₅)3 / 80 °C

4: 98 percent / DDQ / xylene / Heating

With mercury(II) diacetate; 2,3-dicyano-5,6-dichloro-p-benzoquinone; lithium diisopropyl amide; triethyl phosphite; In tetrahydrofuran; chloroform; acetic acid; xylene;

DOI:10.1021/jo9516244

upstream raw materials:

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

4,5-bis(methylthio)-1,3-dithiole-2-thione

4-oxo-2,6-diphenyl-thiane

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