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trans-2-Octen-1-ol

Also known as: (2E)-2-Octen-1-ol, (E)-2-octenol, (E)-oct-2-en-1-ol, 2-Octen-1-ol, (E)-, 2E-Octen-1-ol, trans-2-Octenol, FEMA 3887, MFCD00014057

trans-2-Octen-1-ol (CAS 18409-17-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C8H16O and a molecular weight of 128.21200 g/mol. Key properties include a boiling point of 85-87 °C10 mm Hg(lit.), a density of 0.843 g/mL at 25 °C(lit.) and a flash point of 92.2 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
18409-17-1
Jingsj CID
J-11240-3
Molecular Formula
C8H16O
Molecular Weight
128.21200 g/mol
Category
Alcohols
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point85-87 °C10 mm Hg(lit.)
Density0.843 g/mL at 25 °C(lit.)
Flash Point92.2 °C
Exact Mass128.12000
PSA20.23000
LogP2.11520
Vapor Pressure0.107mmHg at 25°C
Refractive Indexn20/D 1.4460(lit.)

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of trans-2-Octen-1-ol?

The CAS number of trans-2-Octen-1-ol is 18409-17-1.

What are the molecular formula and molecular weight of trans-2-Octen-1-ol?

trans-2-Octen-1-ol has molecular formula C8H16O and molecular weight 128.21200 g/mol.

Is trans-2-Octen-1-ol hazardous?

trans-2-Octen-1-ol has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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

Last updated:

How to cite: Jingsj. "trans-2-Octen-1-ol (CAS 18409-17-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11240-3 (accessed 2026-11-09).

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