1,3-DITHIOLE-2-THIONE-4,5-DICARBOXYLIC ACID DIMETHYL ESTER

Base Information

• Chemical Name: 1,3-DITHIOLE-2-THIONE-4,5-DICARBOXYLIC ACID DIMETHYL ESTER
• CAS No.: 7396-41-0
• Molecular Formula: C7H6O4S3
• Molecular Weight: 250.32
• Hs Code.: 2930909090
• Mol file: 7396-41-0.mol

Synonyms:1,3-DITHIOLE-2-THIONE-4,5-DICARBOXYLIC ACID DIMETHYL ESTER;DIMETHYL 2-THIOXO-1,3-DITHIOLE-4,5-DICARBOXYLATE;DIMETHYL 1,3-DITHIOLE-2-THIONE-4,5-DICARBOXYLATE

Chemical Property of 1,3-DITHIOLE-2-THIONE-4,5-DICARBOXYLIC ACID DIMETHYL ESTER

Chemical Property:

• Vapor Pressure: 1.93E-05mmHg at 25°C
• Melting Point: 86-90 °C(lit.)
• Refractive Index: 1.659
• Boiling Point: 362.5°C at 760 mmHg
• Flash Point: 173°C
• PSA: 141.17000
• Density: 1.57g/cm³
• LogP: 2.11230
• Solubility.: almost transparency in hot Methanol

Purity/Quality:

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

Dimethyl1,3-Dithiol-2-thione-4,5-dicarboxylate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

Technology Process of 1,3-DITHIOLE-2-THIONE-4,5-DICARBOXYLIC ACID DIMETHYL ESTER

There total 2 articles about 1,3-DITHIOLE-2-THIONE-4,5-DICARBOXYLIC ACID DIMETHYL ESTER 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: 99.6%

1,3-dithiolane-2-thione (822-38-8) + dimethyl acetylenedicarboxylate (762-42-5) → 4,5-bis(methoxycarbonyl)-1,3-dithiole-2-thione (7396-41-0) + ethene (74-85-1)

Guidance literature:

at 120 - 140 ℃;

Reference yield: 95.5%

4-phenyl-1,3-dithiolane-2-thione (3489-31-4) + dimethyl acetylenedicarboxylate (762-42-5) → styrene (100-42-5,25038-60-2,25247-68-1,28213-80-1,28325-75-9,79637-11-9,9003-53-6) + 4,5-bis(methoxycarbonyl)-1,3-dithiole-2-thione (7396-41-0)

Guidance literature:

at 145 ℃;

Reference yield: 80.3%

4,5-bis(methoxycarbonyl)-1,3-dithiole-2-thione (7396-41-0) + pentan-1-ol (71-41-0) → methanol (67-56-1) + dipentyl 2-thioxo-1,3-dithiole-4,5-dicarboxylate (74090-75-8)

Guidance literature:

With potassium carbonate; at 20 ℃; for 72h; Inert atmosphere;

DOI:10.1142/S1088424610001787

upstream raw materials:

1,3-dithiolane-2-thione

dimethyl acetylenedicarboxylate

4-phenyl-1,3-dithiolane-2-thione

Downstream raw materials:

tetrakis(methoxycarbonyl)tetrathiafulvalene

bis(propylenedithio)tetrathiafulvalene

propylenedithio-4',5'-dimethyl-tetrathiafulvalene-4,5-dicarboxylate

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

Refernces