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Sulfur and phosphorus compounds

2-Ethylhexanethiol

Also known as 2-Ethyl-1-hexanethiol, 2-Ethylhexane-1-thiol, 1-Hexanethiol, 2-ethyl-

CAS 7341-17-5Formula C8H18SMolar mass 146.30 g/molEC 230-854-1
GHS signal word: Danger. Pictograms: Flammable, Harmful or irritant, Serious health hazard 5 suppliers listed
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2-Ethylhexanethiol chemical structure, C8H18S, CAS 7341-17-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
7341-17-5
Formula
C8H18S
Molar mass
146.30 g/mol
Physical form
Liquid
HS code
293090
Category
Sulfur and phosphorus compounds
Illustrative photo, a closed 1000 litre IBC tote in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is 2-Ethylhexanethiol?

Plain description, key identifiers and synonyms

2-Ethyl-1-hexanethiol is an alkanethiol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-ethylhexane-1-thiol
CAS number
7341-17-5 CAS number cross-checked
EC number
230-854-1
Molecular formula
C8H18S
UNII
9M9TA4S7BL
MDL number
MFCD00039654
InChIKey
UCJMHYXRQZYNNL-UHFFFAOYSA-N
InChI
InChI=1S/C8H18S/c1-3-5-6-8(4-2)7-9/h8-9H,3-7H2,1-2H3
SMILES (canonical and isomeric)
CCCCC(CC)CS

Synonyms

  • 2-Ethyl-1-hexanethiol
  • 2-Ethylhexane-1-thiol
  • 1-Hexanethiol, 2-ethyl-
  • 2-Ethylhexyl Mercaptan
  • (+-)-2-Ethylhexanethiol
  • 2-Ethylhexanethiol, (+-)-
  • 2-Ethylhexylmercaptan
  • Ethyl-1-hexanethiol
  • 2-(Mercaptomethyl)heptane
  • 2-Ethylhexanethiol, 97%
  • (+/-)-2-Ethylhexanethiol
  • 2-Ethylhexanethiol, (+/-)-
  • Synonym(s): 2-Ethyl-1-hexanethiol, 2-Ethylhexylmercaptan

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
146.30 g/molcalc.
Exact mass
146.1129 Dacalc.
LogP (octanol/water)
3.13calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
5calc.
Heavy atoms
9calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
1calc.
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
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H226Flammable liquid and vapour.
  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H319Causes serious eye irritation.
  • H332Harmful if inhaled.
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled.
  • H412Harmful to aquatic life with long lasting effects.
Precautionary statements (30)
  • 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.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P337 + P317If eye irritation persists: Get medical help.
  • P342 + P316If experiencing respiratory symptoms: Get emergency medical help immediately.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403Store in a well-ventilated place.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P501Dispose of contents and container in accordance with local regulations.

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

2-Ethylhexanethiol suppliers

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

All 5 suppliers
5 of 5 offers

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Where suppliers are based

5 suppliers in 2 countries

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2-Ethylhexanethiol 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

Functional uses

  • Flavouring and nutrient

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 2-Ethylhexanethiol 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 2-Ethylhexanethiol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-Ethylhexanethiol, based on the data on this page

What is 2-Ethylhexanethiol?

2-Ethyl-1-hexanethiol is an alkanethiol.

What is the CAS number of 2-Ethylhexanethiol?

The CAS registry number of 2-Ethylhexanethiol is 7341-17-5.

What is the molecular formula and weight of 2-Ethylhexanethiol?

The molecular formula of 2-Ethylhexanethiol is C8H18S and its molar mass is 146.30 g/mol.

What is 2-Ethylhexanethiol used for?

Known uses and roles of 2-Ethylhexanethiol include building blocks in research and laboratory and flavouring and nutrient.

Is 2-Ethylhexanethiol hazardous?

2-Ethylhexanethiol carries the GHS signal word "Danger". Main hazards: flammable liquid and vapour, harmful if swallowed, harmful in contact with skin. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2-Ethylhexanethiol?

2-Ethylhexanethiol 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 2-Ethylhexanethiol?

CompoundList lists 5 suppliers of 2-Ethylhexanethiol in China and Switzerland. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 2-Ethylhexanethiol?

Suppliers quote 2-Ethylhexanethiol 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 2-Ethylhexanethiol

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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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