Diethyl sulfide

Structural formula
General
Surname	Diethyl sulfide
other names	Ethylsulfanylethane ( IUPAC ) Diethyl thioether 1,1'-thiobisethane Diethyl sulfur 3-thiapentane Ethyl sulfide
Molecular formula	C 4 H 10 S
Brief description	colorless liquid with a garlic-like odor
External identifiers / databases
CAS number 352-93-2 EC number 206-526-9 ECHA InfoCard 100.005.934 PubChem 9609 Wikidata Q420998
properties
Molar mass	90.19 g mol −1
Physical state	liquid
density	0.84 g cm −3
Melting point	−104 ° C
boiling point	92 ° C
Vapor pressure	80.3 h Pa (25 ° C)
solubility	little in water (3.2 g l −1 at 25 ° C) soluble in diethyl ether and methanol
Refractive index	1.442 (at 20 ° C)
safety instructions
GHS labeling of hazardous substances danger H and P phrases H: 225-315-319 P: 210-305 + 351 + 338
Toxicological data	5930 mg kg −1 ( LD 50 ,  rat ,  oral )
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C

Diethyl sulfide is a chemical compound from the group of organic sulfides and thioethers .

Extraction and presentation

Diethyl sulfide is obtained by reacting ethanol with concentrated sulfuric acid and partially neutralizing the resulting solution with sodium carbonate and then distilling off sodium ethyl sulfate in a solution containing magnesium sulfide .

properties

Diethyl sulfide is a highly flammable, volatile, colorless liquid with a garlic-like odor. It decomposes in water and heat, producing sulfur oxides , carbon monoxide and carbon dioxide .

use

Diethyl sulfide is used as a solvent for minerals and in coating baths for gold and silver .

safety instructions

Diethyl sulphide vapors can form an explosive mixture with air ( flash point −10 ° C).

Individual evidence

1. ↑ ^{a b c d e f g h i} Entry on diethyl sulfide in the GESTIS material database of the IFA , accessed on December 5, 2016(JavaScript required) .
2. ↑ Entry on diethyl sulfide at TCI Europe, accessed on June 27, 2011.
3. ↑ Data sheet Diethyl sulfide from Sigma-Aldrich , accessed on March 25, 2011 ( PDF ).
4. ↑ Data sheet Diethyl Sulfide at AlfaAesar, accessed on December 5, 2016 ( PDF )(JavaScript required) .
5. ^ ^{A b} Merck index of Chemicals and Drugs, 9th ed. , Monograph 3801.