Dimethyl sulfite

Base Information

• Chemical Name: Dimethyl sulfite
• CAS No.: 616-42-2
• Molecular Formula: C2H6 O3 S
• Molecular Weight: 110.134
• Hs Code.: 29209085
• European Community (EC) Number: 210-481-0
• NSC Number: 41902
• UNII: 9JFA40S66P
• DSSTox Substance ID: DTXSID3060665
• Nikkaji Number: J1.662D
• Wikipedia: Dimethyl_sulfite
• Wikidata: Q418463
• Metabolomics Workbench ID: 57119
• Mol file: 616-42-2.mol

Synonyms:dimethyl sulfite;dimethylsulfite

Chemical Property of Dimethyl sulfite

Chemical Property:

• Appearance/Colour: clear, colorless liquid
• Vapor Pressure: 14.4mmHg at 25°C
• Melting Point: 0°C
• Refractive Index: n20/D 1.410(lit.)
• Boiling Point: 126-127 °C(lit.)
• Flash Point: 30 ºC
• PSA: 54.74000
• Density: 1.294
• LogP: 0.72360
• Storage Temp.: Flammables area
• Water Solubility.: soluble
• XLogP3: 0.2
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 2
• Exact Mass: 110.00376522
• Heavy Atom Count: 6
• Complexity: 46.8

Purity/Quality:

99.9% ^*data from raw suppliers

Dimethyl Sulfite ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Statements: 10-36/37/38
• Safety Statements: 26-36-24/25-16

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Other Classes -> Sulfur Compounds
• Canonical SMILES: COS(=O)OC
• Uses: The conformations and vibrational spectra of dimethyl sulfite was studied by matrix-isolation fourier transform infrared spectroscopy and to study its conformational selective aggregation. It may be used in organic synthesis.

Technology Process of Dimethyl sulfite

There total 12 articles about Dimethyl sulfite 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%

methanol (67-56-1) → dimethylsulfite (616-42-2)

Guidance literature:

With ICF₂CF₂OCF₂CF₂SO₂N=S=O; for 1h; -20 deg C up to 25 deg C;

DOI:10.1016/0022-1139(93)03060-Y

Reference yield:

methanol (67-56-1) + bis(benzyl) sulfite (35506-85-5) → benzyl methyl ether (538-86-3) + dimethylsulfite (616-42-2) + benzyl alcohol (100-51-6,185532-71-2)

Guidance literature:

for 5h; Yield given. Yields of byproduct given; Irradiation;

DOI:10.1021/jo00169a060

Reference yield:

methanol (67-56-1) + bis(benzyl) sulfite (35506-85-5) → benzyl methyl ether (538-86-3) + dimethylsulfite (616-42-2) + 1,1'-(1,2-ethanediyl)bisbenzene (103-29-7) + benzyl alcohol (100-51-6,185532-71-2)

Guidance literature:

for 5h; Quantum yield; Mechanism; Irradiation; acetone sensitized irr. (10 h);

DOI:10.1021/jo00169a060

upstream raw materials:

diazomethane

methanol

methyl nitrite

sulfurous acid bis-(2-chloro-ethyl ester)

Downstream raw materials:

Methyl-(methyl-D-galactopyranosid) uronate, β anomer

dimethoxydiphenylmethane

dimethyl sulfate

methylene chloride

Refernces

• 1、 Terpolilli, Marco,Merli, Daniele,Protti, Stefano,Dichiarante, Valentina,Fagnoni, Maurizio,Albini, Angelo. "Cationic and radical intermediates in the acid photorelease from aryl sulfonates and phosphates". experimental part. p. 123 - 127. Retrieved 2012/01/03.
• 2、 Berliner, Martin A.,Belecki, Katherine. "Simple, rapid procedure for the synthesis of chloromethyl methyl ether and other chloro alkyl ethers". . p. 9618 - 9621. Retrieved 2007/10/03.