1-(thiophene-2-carbonyl)piperidin-4-one

1-(噻吩-2-基羰基)哌啶-4-酮

Also known as: 1-(thien-2-ylcarbonyl)piperidin-4-one, 1-(2-thienylcarbonyl)-4-piperidinone(SALTDATA: FREE), 1-(Thiophene-2-carbonyl)piperidin-4-one, 1-(thien-2-oyl)-4-oxopiperidine, 1-(thiophene-2-carbonyl)-piperidin-4-one, 4-Piperidinone, 1-(2-thienylcarbonyl)-, 4-Piperidinone,1-(2-thienylcarbonyl), Albb-003873

1-(thiophene-2-carbonyl)piperidin-4-one (CAS 141945-71-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H11NO2S and a molecular weight of 209.26500 g/mol. It is also known as 1-(thien-2-ylcarbonyl)piperidin-4-one, 1-(2-thienylcarbonyl)-4-piperidinone(SALTDATA: FREE) and 1-(Thiophene-2-carbonyl)piperidin-4-one. Key properties include a boiling point of 389.208ºC at 760 mmHg, a density of 1.304g/cm3 and a flash point of 189.186ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
141945-71-3
Jingsj CID
J-1178222-3
Molecular Formula
C10H11NO2S
Chinese Name
1-(噻吩-2-基羰基)哌啶-4-酮
Molecular Weight
209.26500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point389.208ºC at 760 mmHg
Density1.304g/cm3
Flash Point189.186ºC

Frequently Asked Questions

What is the CAS number of 1-(thiophene-2-carbonyl)piperidin-4-one?

The CAS number of 1-(thiophene-2-carbonyl)piperidin-4-one is 141945-71-3.

What are the molecular formula and molecular weight of 1-(thiophene-2-carbonyl)piperidin-4-one?

1-(thiophene-2-carbonyl)piperidin-4-one has molecular formula C10H11NO2S and molecular weight 209.26500 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(thiophene-2-carbonyl)piperidin-4-one (CAS 141945-71-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1178222-3 (accessed 2026-10-25).

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