4-Mercapto-2-pentanone

4-巯基-2-戊酮

Also known as: 2-Mercapto-4-pentanone, 2-Pentanone, 4-mercapto-, 2-Pentanone, 4-mercapto- (9CI), 4-Mercaptopentan-2-one, 4-sulfanylpentan-2-one, FEMA no. 4157, UNII-8646NA32I8

4-Mercapto-2-pentanone (CAS 92585-08-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H10OS and a molecular weight of 118.19700 g/mol. It is also known as 2-Mercapto-4-pentanone, 2-Pentanone, 4-mercapto- and 2-Pentanone, 4-mercapto- (9CI). Key properties include a boiling point of 173ºC at 760mmHg, a density of 0.964g/cm3 and a flash point of 58.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 92585-08-5
Jingsj CID: J-994265-5
Molecular Formula: C₅H₁₀OS
Chinese Name: 4-巯基-2-戊酮
Molecular Weight: 118.19700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	173ºC at 760mmHg
Density	0.964g/cm3
Flash Point	58.4ºC

Frequently Asked Questions

What is the CAS number of 4-Mercapto-2-pentanone?

The CAS number of 4-Mercapto-2-pentanone is 92585-08-5.

What are the molecular formula and molecular weight of 4-Mercapto-2-pentanone?

4-Mercapto-2-pentanone has molecular formula C5H10OS and molecular weight 118.19700 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Mercapto-2-pentanone (CAS 92585-08-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-994265-5 (accessed 2026-10-24).

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