Thiirane

Base Information

• Chemical Name: Thiirane
• CAS No.: 420-12-2
• Molecular Formula: C2H4 S
• Molecular Weight: 60.1198
• Hs Code.: 29349990
• European Community (EC) Number: 206-993-9
• NSC Number: 89690
• UNII: A2W5165740
• DSSTox Substance ID: DTXSID3049411
• Nikkaji Number: J2.585B
• Wikipedia: Thiirane
• Wikidata: Q220676
• Metabolomics Workbench ID: 54303
• ChEMBL ID: CHEMBL3184935
• Mol file: 420-12-2.mol

Synonyms:divinyl sulfide;divinylsulfide;ethene, 1,1'-thiobis-;ethylene sulfide;thiirane;vinyl sulfide

Chemical Property of Thiirane

Chemical Property:

• Appearance/Colour: clear colourless liquid
• Vapor Pressure: 4.15 psi ( 20 °C)
• Melting Point: 207-209oC
• Refractive Index: n20/D 1.495(lit.)
• Boiling Point: 55-56 °C(lit.)
• Flash Point: 50 °F
• PSA: 25.30000
• Density: 1.01 g/mL at 25 °C(lit.)
• LogP: 0.73320
• Storage Temp.: Freezer
• Water Solubility.: Insoluble in water
• XLogP3: 0.6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 60.00337130
• Heavy Atom Count: 3
• Complexity: 10.3

Purity/Quality:

99% ^*data from raw suppliers

Thiirane ^*data from reagent suppliers

Safty Information:

• Pictogram(s): FT
• Hazard Codes: F,T
• Statements: 11-23/25-41-43
• Safety Statements: 16-36/37/39-45-39-26

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Other Classes -> Sulfur Compounds
• Canonical SMILES: C1CS1
• Uses: Ethylene sulfide is generally used in the preparation of organosulfur compounds, especially for mercaptoethylation of primary and secondary amines to obtain aminothiols.It is used in the synthesis of dendritic thioether ligands to stabilize gold nanoparticles (Au NPs).Chitosan can be chemically modified by treating ethylene sulfide to obtain a biopolymer for the removal of divalent cations from aqueous solutions.

Technology Process of Thiirane

There total 56 articles about Thiirane 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%

ethene (74-85-1) → thirane (420-12-2)

Guidance literature:

With carbon disulfide; sulfur; at 45 ℃; for 0.416667h; under 75007.5 Torr; Pressure; Temperature;

Reference yield: 97.7%

[1,3]-dioxolan-2-one (96-49-1) → thirane (420-12-2)

Guidance literature:

With potassium thioacyanate; at 80 - 220 ℃; for 1.25h; under 0 - 2.25023 Torr; Temperature; Reagent/catalyst; Inert atmosphere;

Reference yield: 88.0%

[1,3]-dioxolan-2-one (96-49-1) + sodium thiocyanide (540-72-7) → thirane (420-12-2)

Guidance literature:

at 72 ℃; Temperature; Industrial scale;

upstream raw materials:

oxirane

potassium thioacyanate

thiourea

[1,3]-dioxolan-2-one

Downstream raw materials:

2-(pyrrolidin-1-yl)ethanethiol

N-(2-Mercaptoethyl)piperidine

2-(2-piperidino-ethylmercapto)-ethanethiol

2-(morpholin-4-yl)ethanethiol

Refernces

• 1、 Shausz et al.. "-". . p. 8317. Retrieved 1972.
• 2、 Sherwood et al.. "-". . p. 3000,3001. Retrieved 1979.
• 3、 -. "Preparation method of aliphatic mercaptan". Paragraph 0053-0054; 0083-0084; 0097-0098. . Retrieved 2021/08/28.
• 4、 -. "Preparation process of ethane episulfide". Paragraph 0021-0023. . Retrieved 2021/12/07.