1-(5-fluoropyridin-3-yl)ethanone

1-(5-氟-3-吡啶基)-乙酮

Also known as: 1-(5-fluoro-3-pyridinyl)ethanone, 1-(5-fluoropyridin-3-yl)ethan-1-one, Ethanone, 1-(5-fluoro-3-pyridinyl)- (9CI), Ethanone,1-(5-fluoro-3-pyridinyl)-

1-(5-fluoropyridin-3-yl)ethanone (CAS 342602-55-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H6FNO and a molecular weight of 139.12700 g/mol. It is also known as 1-(5-fluoro-3-pyridinyl)ethanone, 1-(5-fluoropyridin-3-yl)ethan-1-one and Ethanone, 1-(5-fluoro-3-pyridinyl)- (9CI). Key properties include a boiling point of 213.187ºC at 760 mmHg, a density of 1.175 g/cm3 and a flash point of 82.733ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
342602-55-5
Jingsj CID
J-1516477-1
Molecular Formula
C7H6FNO
Chinese Name
1-(5-氟-3-吡啶基)-乙酮
Molecular Weight
139.12700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point213.187ºC at 760 mmHg
Density1.175 g/cm3
Flash Point82.733ºC

Frequently Asked Questions

What is the CAS number of 1-(5-fluoropyridin-3-yl)ethanone?

The CAS number of 1-(5-fluoropyridin-3-yl)ethanone is 342602-55-5.

What are the molecular formula and molecular weight of 1-(5-fluoropyridin-3-yl)ethanone?

1-(5-fluoropyridin-3-yl)ethanone has molecular formula C7H6FNO and molecular weight 139.12700 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(5-fluoropyridin-3-yl)ethanone (CAS 342602-55-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516477-1 (accessed 2026-10-22).

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