8-Mercaptooctanoic acid

8-巯基辛酸

Also known as: 8-Thiooctanoic acid, 7-CARBOXY-1-HEPTANETHIOL, 8-Mercaptooctanoic acid 95%, 8-Mercaptooctanoic acid,8-Thiooctanoic acid, MOA, 8-Sulfanyloctanoic acid, 8-sulfanyloctanoic acid, 8-sulfanyloctanoicaci, MOA, Octanoic acid, 8-mercapto-, 8-mercaptooctanoate

8-Mercaptooctanoic acid (CAS 74328-61-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H16O2S and a molecular weight of 176.276 g/mol. It is also known as 8-Thiooctanoic acid, 7-CARBOXY-1-HEPTANETHIOL and 8-Mercaptooctanoic acid 95%. Key properties include a boiling point of 302.0±25.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 136.4±23.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
74328-61-3
Jingsj CID
J-1523449-8
Molecular Formula
C8H16O2S
Chinese Name
8-巯基辛酸
Molecular Weight
176.276 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point302.0±25.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point136.4±23.2 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 8-Mercaptooctanoic acid?

The CAS number of 8-Mercaptooctanoic acid is 74328-61-3.

What are the molecular formula and molecular weight of 8-Mercaptooctanoic acid?

8-Mercaptooctanoic acid has molecular formula C8H16O2S and molecular weight 176.276 g/mol.

Is 8-Mercaptooctanoic acid hazardous?

8-Mercaptooctanoic 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. "8-Mercaptooctanoic acid (CAS 74328-61-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523449-8 (accessed 2026-10-25).

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