1-(Methylsulfonyl)-4-piperidinone

1-(甲基磺酰基)哌啶-4-酮

Also known as: 1-Methanesulfonylpiperidin-4-one, 1-Methylsulfonyl-4-piperidone, 1-(Methylsulphonyl)-4-piperidinone, 1-(Methylsulphonyl)-4-oxopiperidine, 1-(methylsulfonyl)piperidin-4-one, 1-methanesulfonyl-4-piperidone, 1-methanesulfonyl-piperidin-4-one, 1-methanesulfonyl-piperidine-4-one, 1-methanesulphonyl-piperidine-4-one, 1-methylsulfonylpiperidin-4-one, 4-Piperidinone, 1-(methylsulfonyl)-, N-(methylsulfonyl)piperidin-4-one, N-methanesulfonylpiperid-4-one

1-(Methylsulfonyl)-4-piperidinone (CAS 218780-53-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H11NO3S and a molecular weight of 177.221 g/mol. It is also known as 1-Methanesulfonylpiperidin-4-one, 1-Methylsulfonyl-4-piperidone and 1-(Methylsulphonyl)-4-piperidinone. Key properties include a boiling point of 320.4±52.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 147.6±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
218780-53-1
Jingsj CID
J-1329944-2
Molecular Formula
C6H11NO3S
Chinese Name
1-(甲基磺酰基)哌啶-4-酮
Molecular Weight
177.221 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point320.4±52.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point147.6±30.7 °C

Frequently Asked Questions

What is the CAS number of 1-(Methylsulfonyl)-4-piperidinone?

The CAS number of 1-(Methylsulfonyl)-4-piperidinone is 218780-53-1.

What are the molecular formula and molecular weight of 1-(Methylsulfonyl)-4-piperidinone?

1-(Methylsulfonyl)-4-piperidinone has molecular formula C6H11NO3S and molecular weight 177.221 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(Methylsulfonyl)-4-piperidinone (CAS 218780-53-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1329944-2 (accessed 2026-10-23).

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