2-(Difluoromethyl)pyridine-3-carboxylic acid

2-(二氟甲基)吡啶-3-羧酸

Also known as: 2-(Difluoromethyl)-3-pyridinecarboxylic acid, 2-(Difluoromethyl)nicotinic acid, 2-Difluoromethylnicotinic acid, 3-Pyridinecarboxylic acid, 2-(difluoromethyl)-

2-(Difluoromethyl)pyridine-3-carboxylic acid (CAS 1256809-21-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H5F2NO2 and a molecular weight of 173.11700 g/mol. It is also known as 2-(Difluoromethyl)-3-pyridinecarboxylic acid, 2-(Difluoromethyl)nicotinic acid and 2-Difluoromethylnicotinic acid. Key property: a boiling point of 286.7±40.0°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1256809-21-8
Jingsj CID
J-1157432-3
Molecular Formula
C7H5F2NO2
Chinese Name
2-(二氟甲基)吡啶-3-羧酸
Molecular Weight
173.11700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point286.7±40.0°C at 760 mmHg

Frequently Asked Questions

What is the CAS number of 2-(Difluoromethyl)pyridine-3-carboxylic acid?

The CAS number of 2-(Difluoromethyl)pyridine-3-carboxylic acid is 1256809-21-8.

What are the molecular formula and molecular weight of 2-(Difluoromethyl)pyridine-3-carboxylic acid?

2-(Difluoromethyl)pyridine-3-carboxylic acid has molecular formula C7H5F2NO2 and molecular weight 173.11700 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(Difluoromethyl)pyridine-3-carboxylic acid (CAS 1256809-21-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1157432-3 (accessed 2026-10-26).

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