2,6-Dichloropyridine-3-carbaldehyde

2,6-二氯-3-吡啶甲醛

Also known as: 2,6-Dichloro-3-formylpyridine, 2,6-Dichloronicotinaldehyde, 2,6-Dichloropyridine-3-carboxaldehyde, 3-Pyridinecarboxaldehyde, 2,6-dichloro-, 2,6-Dichloropyridin-3-carboxaldehyde

2,6-Dichloropyridine-3-carbaldehyde (CAS 55304-73-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3Cl2NO and a molecular weight of 176.000 g/mol. It is also known as 2,6-Dichloro-3-formylpyridine, 2,6-Dichloronicotinaldehyde and 2,6-Dichloropyridine-3-carboxaldehyde. Key properties include a melting point of 74-75ºC, a boiling point of 281.1±35.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 123.8±25.9 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55304-73-9
Jingsj CID
J-1428675-3
Molecular Formula
C6H3Cl2NO
Chinese Name
2,6-二氯-3-吡啶甲醛
Molecular Weight
176.000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point74-75ºC
Boiling Point281.1±35.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point123.8±25.9 °C

GHS Safety & Compliance

Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 2,6-Dichloropyridine-3-carbaldehyde?

The CAS number of 2,6-Dichloropyridine-3-carbaldehyde is 55304-73-9.

What are the molecular formula and molecular weight of 2,6-Dichloropyridine-3-carbaldehyde?

2,6-Dichloropyridine-3-carbaldehyde has molecular formula C6H3Cl2NO and molecular weight 176.000 g/mol.

Is 2,6-Dichloropyridine-3-carbaldehyde hazardous?

2,6-Dichloropyridine-3-carbaldehyde has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "2,6-Dichloropyridine-3-carbaldehyde (CAS 55304-73-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1428675-3 (accessed 2026-10-22).

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