2,6-Bis(2-pyridyl)-4(1H)-pyridone

2,6-二(2-吡啶基)-4(1H)-吡啶酮

Also known as: 2,6-Di(2-pyridyl)-4(1H)-pyridone, 2,6-Bis(pyridin-2-yl)-4-pyridone, 2,6-Bis(2-pyridine)-4(1H)-pyridone, 2,6-Bis(2-pyridyl)-4(1H)-pyridone 97%, 2,6-di(pyridin-2-yl)pyridin-4(1H)-one, 1'H-[2,2';6',2'']Terpyridin-4'-one

2,6-Bis(2-pyridyl)-4(1H)-pyridone (CAS 128143-88-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H11N3O and a molecular weight of 249.26700 g/mol. It is also known as 2,6-Di(2-pyridyl)-4(1H)-pyridone, 2,6-Bis(pyridin-2-yl)-4-pyridone and 2,6-Bis(2-pyridine)-4(1H)-pyridone. Key properties include a melting point of 168-170ºC(lit.), a boiling point of 505.5ºC at 760 mmHg, a density of 1.269 g/cm3 and a flash point of 259.5ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
128143-88-4
Jingsj CID
J-34450-6
Molecular Formula
C15H11N3O
Chinese Name
2,6-二(2-吡啶基)-4(1H)-吡啶酮
Molecular Weight
249.26700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point168-170ºC(lit.)
Boiling Point505.5ºC at 760 mmHg
Density1.269 g/cm3
Flash Point259.5ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,6-Bis(2-pyridyl)-4(1H)-pyridone?

The CAS number of 2,6-Bis(2-pyridyl)-4(1H)-pyridone is 128143-88-4.

What are the molecular formula and molecular weight of 2,6-Bis(2-pyridyl)-4(1H)-pyridone?

2,6-Bis(2-pyridyl)-4(1H)-pyridone has molecular formula C15H11N3O and molecular weight 249.26700 g/mol.

Is 2,6-Bis(2-pyridyl)-4(1H)-pyridone hazardous?

2,6-Bis(2-pyridyl)-4(1H)-pyridone 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. "2,6-Bis(2-pyridyl)-4(1H)-pyridone (CAS 128143-88-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34450-6 (accessed 2026-10-24).

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