Dimethyl tetrasulfide

Base Information

• Chemical Name: Dimethyl tetrasulfide
• CAS No.: 5756-24-1
• Deprecated CAS: 85931-55-1
• Molecular Formula: C2H6S4
• Molecular Weight: 158.334
• European Community (EC) Number: 227-278-8
• DSSTox Substance ID: DTXSID0063997
• Nikkaji Number: J45.908I
• Wikidata: Q63398078
• Metabolomics Workbench ID: 49245
• Mol file: 5756-24-1.mol

Synonyms:dimethyl tetrasulfide

Chemical Property of Dimethyl tetrasulfide

Chemical Property:

• Vapor Pressure: 0.0509mmHg at 25°C
• Refractive Index: 1.659
• Boiling Point: 243.1 °C at 760 mmHg
• Flash Point: 109 °C
• PSA: 101.20000
• Density: 1.348g/cm³
• LogP: 2.92380
• XLogP3: 1.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 3
• Exact Mass: 157.93523489
• Heavy Atom Count: 6
• Complexity: 17.5

Purity/Quality:

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

DIMETHYL TETRASULFIDE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CSSSSC
• Uses: 2,3,4,5-Tetrathiahexane is a organosulfur compound whihc is used in the foodand essential oils for its garlic meaty odor.

Technology Process of Dimethyl tetrasulfide

There total 24 articles about Dimethyl tetrasulfide 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: 72.0%

Methanesulfenyl chloride (5813-48-9) + C20H18S3 → dimethyl tetrasulfide (5756-24-1) + dimethyl pentasulfide (7330-31-6) + dimethyltrisulfane (3658-80-8) + dimethylhexasulfide (22015-54-9)

Guidance literature:

DOI:10.1016/S0040-4039(00)01249-1

Reference yield: 60.0%

methyl iodide (74-88-4) → dimethyl tetrasulfide (5756-24-1)

Guidance literature:

With sulfur; potassium hydroxide; water; In tetrahydrofuran; for 2h; Ambient temperature;

DOI:10.1055/s-1980-29271

Reference yield: 58.0%

methanol (67-56-1) + methyl dithiobenzoate (2168-78-7) → benzoic acid methyl ester (93-58-3,5705-52-2,80226-58-0) + dimethyl tetrasulfide (5756-24-1) + (S)-methyl thiobenzoate (5925-68-8)

Guidance literature:

With sulfuric acid; tetraethylammonium perchlorate; 14 mA*cm^-2, 2.5 F;

upstream raw materials:

methylthiol

methyl hydrodisulfide

Methanesulfenyl chloride

methanol

Downstream raw materials:

α,α-di(methylthio)acetophenone

α-(methylthio)phenylacetone

2-Methyl-2-methylthio-1-phenyl-1-propanone

2-Benzoyl-2-propyl methyl disulfide

Refernces

• 1、 Zenkevich,Ul'Yanov,Golub,Buryak. "Chromatographic component of identification of the transformation products of 1,1-dimethylhydrazine in the presence of sulfur". . p. 1106 - 1114. Retrieved 2014/08/05.
• 2、 Hou,Abu-Yousef,Harpp. "Three sulfur atom insertion into the S-S bond - Pentasulfide preparation". . p. 7809 - 7812. Retrieved 2007/10/03.