2-Hydroxyoctanoic acid

2-羟基辛酸

Also known as: 2-Hydroxycaprylic acid, 2-Hydroxy-n-octanoic acid, (±)-2-Hydroxyoctanoic acid, DL-2-Hydroxycaprylic acid, DL-2-Hydroxyoctanoic acid, α-Hydroxycaprylic acid, α-Hydroxyoctanoic acid, NSC 189703, 2-Hydroxy-n-caprylic acid, Octanoic acid, 2-hydroxy-

2-Hydroxyoctanoic acid (CAS 617-73-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H16O3 and a molecular weight of 160.21 g/mol. It is also known as 2-Hydroxycaprylic acid, 2-Hydroxy-n-octanoic acid and (±)-2-Hydroxyoctanoic acid. Key properties include a melting point of 66-68 °C, a boiling point of 289.0±13.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 142.8±16.3 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
617-73-2
Jingsj CID
J-1971502-5
Molecular Formula
C8H16O3
Chinese Name
2-羟基辛酸
Molecular Weight
160.21 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point66-68 °C
Boiling Point289.0±13.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point142.8±16.3 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Hydroxyoctanoic acid?

The CAS number of 2-Hydroxyoctanoic acid is 617-73-2.

What are the molecular formula and molecular weight of 2-Hydroxyoctanoic acid?

2-Hydroxyoctanoic acid has molecular formula C8H16O3 and molecular weight 160.21 g/mol.

Is 2-Hydroxyoctanoic acid hazardous?

2-Hydroxyoctanoic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2-Hydroxyoctanoic acid (CAS 617-73-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1971502-5 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.