Diethyl2,6-dimercapto-4-oxo-4H-thiopyran-3,5-dicarboxylate

Base Information

• Chemical Name: Diethyl2,6-dimercapto-4-oxo-4H-thiopyran-3,5-dicarboxylate
• CAS No.: 35388-08-0
• Molecular Formula: C₁₁H₁₂O₅S₃
• Molecular Weight: 320.411
• Hs Code.: 2934999090
• Mol file: 35388-08-0.mol

Synonyms:4H-Thiopyran-3,5-dicarboxylicacid, 2,6-dimercapto-4-oxo-, diethyl ester (9CI)

Chemical Property of Diethyl2,6-dimercapto-4-oxo-4H-thiopyran-3,5-dicarboxylate

Chemical Property:

• Vapor Pressure: 1.41E-07mmHg at 25°C
• Boiling Point: 429.4°C at 760 mmHg
• Flash Point: 213.5°C
• PSA: 175.51000
• Density: 1.43g/cm³
• LogP: 2.03910

Purity/Quality:

98% ^*data from raw suppliers

DIETHYL-2,6-DIMERCAPTO-4-OXO-4H-THIOPYRAN-3,5-DICARBOXYLATE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Diethyl2,6-dimercapto-4-oxo-4H-thiopyran-3,5-dicarboxylate

There total 1 articles about Diethyl2,6-dimercapto-4-oxo-4H-thiopyran-3,5-dicarboxylate 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:

carbon disulfide (75-15-0,12122-00-8) + diethyl 1,3-acetonedicarboxylate (105-50-0) → 2,6-dimercapto-4-oxo-4H-thiopyran-3,5-dicarboxylic acid diethyl ester (35388-08-0)

Guidance literature:

Reference yield:

2,6-dimercapto-4-oxo-4H-thiopyran-3,5-dicarboxylic acid diethyl ester (35388-08-0) + dimethyl sulfate (77-78-1) → 2.6-Bis-methylmercapto-3.5-bis-ethoxycarbonyl-1-thio-γ-pyron (13700-78-2)

Guidance literature:

With potassium hydroxide;

Reference yield:

diazomethane (186581-53-3,908094-01-9,334-88-3) + 2,6-dimercapto-4-oxo-4H-thiopyran-3,5-dicarboxylic acid diethyl ester (35388-08-0) → 2.6-Bis-methylmercapto-3.5-bis-ethoxycarbonyl-1-thio-γ-pyron (13700-78-2)

Guidance literature:

With diethyl ether;

upstream raw materials:

carbon disulfide

diethyl 1,3-acetonedicarboxylate

Downstream raw materials:

2.6-Bis-methylmercapto-3.5-bis-ethoxycarbonyl-1-thio-γ-pyron