Dimethyl disulfide generally refers to dimethyl disulfide ether. Dimethyl disulfide is an artificially synthesized, insoluble, colorless or light yellow toxic chemical reagent.
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Appearance: Colorless * light yellow non transparent liquid.
Odor: There is a sulfide odor.
Density (g/mL, 25/4 ℃): 1.0625.
Melting point (℃): -84.7.
Boiling point (℃ atmospheric pressure): 109.6.
Flash point (℃): 24.
Viscosity mPa · s (20 ℃): 0.62.
Refractive index: 1.5250.
Solubility: insoluble in water, soluble in ethanol and hydrocarbons.
Purpose editing
(1) Pre vulcanizing agent for catalysts used in petroleum hydrodesulfurization;
(2) Additives for preventing carbon deposition during contact decomposition of petroleum;
Preparation editor
(1) Methanol is prepared by reacting with hydrogen sulfide.
(2) Methylthiol is prepared by reacting with oxygen.
(3) Dimethyl sulfate is prepared by reacting with sodium disulfide at 60 ℃ and then extracting the oil phase for refining.
Storage method
Store in a sealed container and place in a cool, dry place. Avoid moisture and moisture. Keep away from oxidants and reducing agents, and do not store them together with strong alkalis.