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Sulfur and phosphorus compounds

Ethyl sulfide

Also known as Diethyl sulfide, ethylsulfanylethane, Ethyl thioether

CAS 352-93-2Formula C4H10SMolar mass 90.19 g/molEC 206-526-9
GHS signal word: Danger. Pictograms: Flammable 11 suppliers listed
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Ethyl sulfide chemical structure, C4H10S, CAS 352-93-2
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Liquid
Melting point
-103.9 °C
Boiling point
92.1 °C
Density
0.8362 g/cm³ at 20 °C
Flash point
-10 °C
HS code
293090
Category
Sulfur and phosphorus compounds
UN number
UN 2375
Illustrative photo, closed amber glass reagent bottles on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Ethyl sulfide?

Plain description, key identifiers and synonyms

Diethyl sulfide is an ethyl sulfide compound having two ethyl groups attached to a sulfur atom.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
ethylsulfanylethane
CAS number
352-93-2 CAS number cross-checked
EC number
206-526-9
Molecular formula
C4H10S
UNII
9191Y76OTC
MDL number
MFCD00009270
InChIKey
LJSQFQKUNVCTIA-UHFFFAOYSA-N
InChI
InChI=1S/C4H10S/c1-3-5-4-2/h3-4H2,1-2H3
SMILES (canonical and isomeric)
CCSCC

Synonyms

  • Diethyl sulfide
  • ethylsulfanylethane
  • Ethyl thioether
  • Ethylthioethane
  • Diethyl thioether
  • Ethane, 1,1'-thiobis-
  • Diethylsulfid
  • (ethylsulfanyl)ethane
  • 1-(Ethylsulfanyl)ethane
  • 3-Thiapentane
  • Thioethyl ether
  • 1,1'-Thiobisethane
  • Diethyl sulphide
  • Diethylthioether
  • Ethyl monosulfide
  • Sulfodor
  • 1,1-Thiobisethane
  • 1,1'-thiodiethane
  • (C2H5)2S
  • diethylsulfide
  • Diethylsulfane
  • Ethylsulfide
  • Diethyl sulfane
  • ethylsulfanyl-ethane
  • Ethyl sulfide, 8CI
Show all 34 synonyms
  • Ethane,1'-thiobis-
  • 1,1'-Thiobis-Ethane
  • Diethyl sulfide, 98%
  • 1,1'-sulfanediyldiethane
  • Metronidazole Impurity 62
  • Diethyl sulfide [UN2375] [Flammable liquid]
  • 1-(Ethylsulfanyl)ethane #
  • 1,1'-Thiobisethane, 9CI
  • Diethyl sulfide, 98%, FG

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Appearance
Liquidexp.
Odour
Garlic-like odorexp.
Melting point
-103.9 °Cexp.
Boiling point
92.1 °Cexp.
Density
0.8362 g/cm³ at 20 °Cexp.
Flash point
-10 °Cexp.
Solubility
In water, 3130 mg/L at 25 °Cexp.
Vapour pressure
60.2 mm Hg at 25 °Cexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
90.19 g/molcalc.
Exact mass
90.0503 Dacalc.
LogP (octanol/water)
1.76calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
2calc.
Heavy atoms
5calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable

Hazard statements

  • H225Highly flammable liquid and vapour.
Precautionary statements (11)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2375
Transport hazard class
3
Packing group
II

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Ethyl sulfide suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 11 suppliers
11 of 11 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

11 suppliers in 4 countries

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Ethyl sulfide price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Reported uses (ppm): (Flavor and Extract Manufacturers' Association, 2005)

Table: Reported uses (ppm): (Flavor and Extract Manufacturers' Association, 2005)F [Table#5438].

Diethyl sulfide is used as a chemical intermediate and in electroplating.

Solvent for anhydrous mineral salts, in plating baths for coating metals with gold or silver.

Organic synthesis, solvent for mineral salts, electroplating baths.

Industrial uses: Other.

Functional uses

  • Flavouring and nutrient

How it is made

Derivation: Heating sodium ethyl sulfate and potassium sulfide with subsequent distillation.

Ethylene + hydrogen sulfide (addition).

Made by distillation of sodium ethyl sulfate with a solution of K2S.

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Ethyl sulfide is traded under.

HS 2930.90Indicative HS code

Organo-sulphur compounds, other

World exports in 2024
$5.83B
+0.1% vs 2023, imports $5.93B
2019 to 2024
Top exporters
  1. China40.7%
  2. United States10.9%
  3. Japan9.3%
Top importers
  1. United States13.3%
  2. Brazil12.6%
  3. China6.6%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Ethyl sulfide is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Ethyl sulfide, based on the data on this page

What is Ethyl sulfide?

Diethyl sulfide is an ethyl sulfide compound having two ethyl groups attached to a sulfur atom.

What is the CAS number of Ethyl sulfide?

The CAS registry number of Ethyl sulfide is 352-93-2.

What is the molecular formula and weight of Ethyl sulfide?

The molecular formula of Ethyl sulfide is C4H10S and its molar mass is 90.19 g/mol.

What is Ethyl sulfide used for?

Reported uses (ppm): (Flavor and Extract Manufacturers' Association, 2005) Table: Reported uses (ppm): (Flavor and Extract Manufacturers' Association, 2005)F [Table#5438]. Diethyl sulfide is used as a chemical intermediate and in electroplating.

Is Ethyl sulfide hazardous?

Ethyl sulfide carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Ethyl sulfide?

Ethyl sulfide is usually classified under HS code 293090 (Organo-sulphur compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ethyl sulfide?

CompoundList lists 11 suppliers of Ethyl sulfide in China, United States, India and Russia. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Ethyl sulfide in India?

1 supplier in India list Ethyl sulfide on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Ethyl sulfide?

Suppliers quote Ethyl sulfide on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Ethyl sulfide

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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