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2-Ethylhexanethiol

Also known as: 2-Ethyl-1-hexanethiol, 2-Ethylhexanethiol, 2-Ethylhexylmercaptan, 2-Ethylhexane-1-thiol, 1-Hexanethiol, 2-ethyl-, Iso-octyl mercaptan

2-Ethylhexanethiol (CAS 7341-17-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C8H18S and a molecular weight of 146.294 g/mol. Key properties include a melting point of -40 °C, a boiling point of 188.4±8.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 55.7±18.6 °C. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour, H319 — Causes serious eye irritation and H334 — May cause allergy or asthma symptoms if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7341-17-5
Jingsj CID
J-1082851-0
Molecular Formula
C8H18S
Molecular Weight
146.294 g/mol
Category
Alcohols
Last updated
8/21/2026
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Physicochemical Properties

Melting Point-40 °C
Boiling Point188.4±8.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point55.7±18.6 °C
Exact Mass146.112915
PSA38.80000
LogP4.25
Vapor Pressure0.8±0.3 mmHg at 25°C
Refractive Index1.449

GHS Safety & Compliance

Flammable / Health HazardSignal word: Danger
  • H226 — Flammable liquid and vapour
  • H319 — Causes serious eye irritation
  • H334 — May cause allergy or asthma symptoms if inhaled
  • H412 — Harmful to aquatic life with long lasting effects

Frequently Asked Questions

What is the CAS number of 2-Ethylhexanethiol?

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

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

2-Ethylhexanethiol has molecular formula C8H18S and molecular weight 146.294 g/mol.

Is 2-Ethylhexanethiol hazardous?

2-Ethylhexanethiol has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H319 — Causes serious eye irritation; H334 — May cause allergy or asthma symptoms if inhaled.

What are the upstream and downstream products of 2-Ethylhexanethiol?

For 2-Ethylhexanethiol, Upstream Products: 2-Ethylhexyl bromide, 2-Ethylhexanol, 3-(Chloromethyl)heptane; Downstream Products: 4-Phenyl-2-butanol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-Ethylhexanethiol (CAS 7341-17-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1082851-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.