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Sulfur and phosphorus compounds

Bis(2-hydroxyethylthio)methane

Also known as 2,2'-(Methanediyldisulfanediyl)diethanol, 2,2'-(Methylenebis(sulfanediyl))diethanol, 2-(2-Hydroxy-ethylsulfanylmethylsulfanyl)-ethanol

CAS 44860-68-6Formula C5H12O2S2Molar mass 168.28 g/molEC 256-166-1
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Bis(2-hydroxyethylthio)methane chemical structure, C5H12O2S2, CAS 44860-68-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
44860-68-6
Formula
C5H12O2S2
Molar mass
168.28 g/mol
Physical form
Liquid
HS code
293090
Category
Sulfur and phosphorus compounds
Illustrative photo, 25 litre white jerry cans of liquid in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Bis(2-hydroxyethylthio)methane?

Plain description, key identifiers and synonyms

Bis(2-hydroxyethylthio)methane is a chemical substance with the molecular formula C5H12O2S2 and a molar mass of 168.28 g/mol. Its CAS registry number is 44860-68-6. The IUPAC name is 2-(2-hydroxyethylsulfanylmethylsulfanyl)ethanol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-(2-hydroxyethylsulfanylmethylsulfanyl)ethanol
CAS number
44860-68-6 CAS number cross-checked
EC number
256-166-1
Molecular formula
C5H12O2S2
UNII
4T42G735LJ
MDL number
MFCD01752904
InChIKey
GAECBAMNQFGJIM-UHFFFAOYSA-N
InChI
InChI=1S/C5H12O2S2/c6-1-3-8-5-9-4-2-7/h6-7H,1-5H2
SMILES (canonical and isomeric)
C(CSCSCCO)O

Synonyms

  • 2,2'-(Methanediyldisulfanediyl)diethanol
  • 2,2'-(Methylenebis(sulfanediyl))diethanol
  • 2-(2-Hydroxy-ethylsulfanylmethylsulfanyl)-ethanol
  • 3,5-Dithiaheptane-1,7-diol
  • 2-(2-hydroxyethylsulfanylmethylsulfanyl)ethanol
  • Ethanol, 2,2'-[methylenebis(thio)]bis-
  • 2,2'-(Methylenebis(thio))bisethanol
  • 2,2'-[Methylenebis(thio)]bisethanol
  • Ethanol, 2,2'-(methylenebis(thio))bis-
  • 2-({[(2-hydroxyethyl)sulfanyl]methyl}sulfanyl)ethan-1-ol
  • 3,5-Dithia-1,7-heptanediol
  • Ethanol, 2,2'-(methylenedithio)di-
  • 3,7-diol
  • 3,5-Dithioheptane-1,7-diol
  • Ethanol,2'-[methylenebis(thio)]bis-
  • NIOSH/KL7369300
  • 2,2'-(Methylenedithio)diethanol
  • 3,5-dithia-1,7-heptanediol, AldrichCPR
  • 1,1-Bis(2-hydroxyethylsulfanyl)methane
  • 2,2'-[Methylenebis(sulfanediyl)]di(ethan-1-ol)
  • 2-(([(2-Hydroxyethyl)sulfanyl]methyl)sulfanyl)ethanol #

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

Physical form
Liquidexp.

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
168.28 g/molcalc.
Exact mass
168.0279 Dacalc.
LogP (octanol/water)
0.39calc.
Topological polar surface area
40.46 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
6calc.
Heavy atoms
9calc.
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(2-hydroxyethylthio)methane suppliers

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All 3 suppliers

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Where suppliers are based

3 suppliers in 2 countries

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Bis(2-hydroxyethylthio)methane price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Industrial uses: Intermediate.

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 Bis(2-hydroxyethylthio)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(2-hydroxyethylthio)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(2-hydroxyethylthio)methane, based on the data on this page

What is Bis(2-hydroxyethylthio)methane?

Bis(2-hydroxyethylthio)methane is a chemical substance with the molecular formula C5H12O2S2 and a molar mass of 168.28 g/mol. Its CAS registry number is 44860-68-6. The IUPAC name is 2-(2-hydroxyethylsulfanylmethylsulfanyl)ethanol.

What is the CAS number of Bis(2-hydroxyethylthio)methane?

The CAS registry number of Bis(2-hydroxyethylthio)methane is 44860-68-6.

What is the molecular formula and weight of Bis(2-hydroxyethylthio)methane?

The molecular formula of Bis(2-hydroxyethylthio)methane is C5H12O2S2 and its molar mass is 168.28 g/mol.

What is Bis(2-hydroxyethylthio)methane used for?

Industrial uses: Intermediate.

Is Bis(2-hydroxyethylthio)methane hazardous?

No GHS hazard classification for Bis(2-hydroxyethylthio)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(2-hydroxyethylthio)methane?

Bis(2-hydroxyethylthio)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(2-hydroxyethylthio)methane?

CompoundList lists 3 suppliers of Bis(2-hydroxyethylthio)methane in United States and China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Bis(2-hydroxyethylthio)methane?

Suppliers quote Bis(2-hydroxyethylthio)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(2-hydroxyethylthio)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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