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Sulfur and phosphorus compounds

Bis(ethylthio)methane

Also known as ethylsulfanylmethylsulfanylethane, 3,5-Dithiaheptane, Methane, bis(ethylthio)-

CAS 4396-19-4Formula C5H12S2Molar mass 136.29 g/molEC 224-525-1
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Bis(ethylthio)methane chemical structure, C5H12S2, CAS 4396-19-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
4396-19-4
Formula
C5H12S2
Molar mass
136.29 g/mol
EC number
224-525-1
HS code
293090
Category
Sulfur and phosphorus compounds

What is Bis(ethylthio)methane?

Plain description, key identifiers and synonyms

Bis(ethylthio)methane is a chemical substance with the molecular formula C5H12S2 and a molar mass of 136.29 g/mol. Its CAS registry number is 4396-19-4. The IUPAC name is ethylsulfanylmethylsulfanylethane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
ethylsulfanylmethylsulfanylethane
CAS number
4396-19-4 CAS number cross-checked
EC number
224-525-1
Molecular formula
C5H12S2
InChIKey
RJQVVQDWHKZIHU-UHFFFAOYSA-N
InChI
InChI=1S/C5H12S2/c1-3-6-5-7-4-2/h3-5H2,1-2H3
SMILES (canonical and isomeric)
CCSCSCC

Synonyms

  • ethylsulfanylmethylsulfanylethane
  • 3,5-Dithiaheptane
  • Methane, bis(ethylthio)-
  • Di(ethylthio)methane
  • Formaldehyde diethyl mercaptal
  • Ethane, 1,1'-[methylenebis(thio)]bis-
  • {[(ethylsulfanyl)methyl]sulfanyl}ethane
  • 1,1-bis(Ethylthio)methane
  • Ethane,1'-[methylenebis(thio)]bis-
  • 1-([(Ethylsulfanyl)methyl]sulfanyl)ethane #

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
136.29 g/molcalc.
Exact mass
136.038 Dacalc.
LogP (octanol/water)
2.45calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
4calc.
Heavy atoms
7calc.
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

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Bis(ethylthio)methane suppliers

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Bis(ethylthio)methane 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

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Bis(ethylthio)methane 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 Bis(ethylthio)methane is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Bis(ethylthio)methane, based on the data on this page

What is Bis(ethylthio)methane?

Bis(ethylthio)methane is a chemical substance with the molecular formula C5H12S2 and a molar mass of 136.29 g/mol. Its CAS registry number is 4396-19-4. The IUPAC name is ethylsulfanylmethylsulfanylethane.

What is the CAS number of Bis(ethylthio)methane?

The CAS registry number of Bis(ethylthio)methane is 4396-19-4.

What is the molecular formula and weight of Bis(ethylthio)methane?

The molecular formula of Bis(ethylthio)methane is C5H12S2 and its molar mass is 136.29 g/mol.

What is Bis(ethylthio)methane used for?

Known uses and roles of Bis(ethylthio)methane include building blocks in research and laboratory.

Is Bis(ethylthio)methane hazardous?

No GHS hazard classification for Bis(ethylthio)methane is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Bis(ethylthio)methane?

Bis(ethylthio)methane 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 Bis(ethylthio)methane?

Post a free request on CompoundList and suppliers of Bis(ethylthio)methane will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Bis(ethylthio)methane?

Suppliers quote Bis(ethylthio)methane 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 Bis(ethylthio)methane

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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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