Sodium ethylxanthogenate

Base Information

• Chemical Name: Sodium ethylxanthogenate
• CAS No.: 140-90-9
• Molecular Formula: C3H5NaOS2
• Molecular Weight: 144.194
• Hs Code.: 2930902000
• Mol file: 140-90-9.mol

Synonyms:Carbonicacid, dithio-, O-ethyl ester, sodium salt (8CI);Xanthic acid, ethyl-, sodium salt (6CI);Aero 325;Ethylxanthic acid sodium salt;Sodium O-ethyl dithiocarbonate;Sodium ethyl xanthogenate;Sodium xanthate;Sodiumxanthogenate;Z 4;Z 4 (flotation agent);Sodium Ethyl Xanthate;

Chemical Property of Sodium ethylxanthogenate

Chemical Property:

• Appearance/Colour: Light yellow powder
• Vapor Pressure: 18.2mmHg at 25°C
• Boiling Point: 120.5 °C at 760 mmHg
• PKA: 1.6[at 20 ℃]
• Flash Point: 26.7 °C
• PSA: 66.62000
• Density: 1.558 g/cm³
• LogP: 1.50530
• Solubility.: Soluble in water
• Water Solubility.: 3.925-505g/L at 20-25℃

Purity/Quality:

99% ^*data from raw suppliers

SodiumEthylxanthate(~90%) ^*data from reagent suppliers

Safty Information:

• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

• Uses: Sodium ethylxanthogenate can be widely used in the preferential flotation or complex non-ferrous metal sulfide ores, and can also be used with vulcanizing agents for the flotation of copper and lead oxide ores.

Technology Process of Sodium ethylxanthogenate

There total 13 articles about Sodium ethylxanthogenate 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: 97.4%

carbon disulfide (75-15-0,12122-00-8) + ethanol (64-17-5) → sodium O-ethyl dithiocarbonate (140-90-9)

Guidance literature:

With sodium hydroxide; In tetrahydrofuran; at 10 - 20 ℃; for 2h; Temperature;

Reference yield:

sodium N,N-diethyldithiocarbamate (148-18-5) + C8H15NOS4 (327989-09-3) → disulfiram (97-77-8) + sodium O-ethyl dithiocarbonate (140-90-9)

Guidance literature:

With sodium nitrate; C₈MoN₈^(3-)*3Na⁽¹⁺⁾; In water; acetone; at 25 ℃; Equilibrium constant; μ 0.2 mol/l;

Reference yield:

sodium dibenzyldithiocarbamate (55310-46-8) + C18H19NOS4 → bis(dibenzylthiocarbamoyl)disulfide (10591-85-2) + sodium O-ethyl dithiocarbonate (140-90-9)

Guidance literature:

With sodium nitrate; C₈MoN₈^(3-)*3Na⁽¹⁺⁾; In water; acetone; at 25 ℃; Equilibrium constant; μ 0.2 mol/l;

upstream raw materials:

sodium ethanolate

carbon disulfide

ethanol

bis-ethoxythiocarbonyldisulfane

Downstream raw materials:

dithiocarbonic acid S-[2-(4-bromo-phenyl)-2-oxo-ethyl] ester O-ethyl ester

Dithiokohlensaeure-O-aethylester-S-diacetylmethylester

3-fluorophenyl ethyl xanthate

sodium N,N-diethyldithiocarbamate

Refernces

• 1、 Moorhoff, Cornelis M.,Cook, Wayne D.,Schiller, Tara,Braybrook, Carl,Thang, San H.. "Synthesis of symmetrical, substituted (alkane-,-diyl)(bis[3,3′-allyl dithioethers]) monomers for photoplastic polymer networks". . p. 1165 - 1176. Retrieved 2012.
• 2、 -. "Preparation method of xanthate". Paragraph 0049; 0050; 0061; 0062; 0071; 0072. . Retrieved 2016/10/07.