2-Chloro-4-cyanopyridine

2-氯-4-氰基吡啶

Also known as: 2-Chloro-4-pyridinecarbonitrile, 2-Chloroisonicotinonitrile, 4-Cyano-2-chloropyridine, 2-Chloropyridine-4-carbonitrile, 2-Chloro-isonicotinonitrile, 6-Chloro-4-cyanopyridine, 2-Chloro-4-cyanopyridine 99+%, BUTTPARK 43\57-01, MFCD00174318

2-Chloro-4-cyanopyridine (CAS 33252-30-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3ClN2 and a molecular weight of 138.554 g/mol. It is also known as 2-Chloro-4-pyridinecarbonitrile, 2-Chloroisonicotinonitrile and 4-Cyano-2-chloropyridine. Key properties include a melting point of 69-73 °C(lit.), a boiling point of 218.9±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 86.2±21.8 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
33252-30-1
Jingsj CID
J-7321-3
Molecular Formula
C6H3ClN2
Chinese Name
2-氯-4-氰基吡啶
Molecular Weight
138.554 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point69-73 °C(lit.)
Boiling Point218.9±20.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point86.2±21.8 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Chloro-4-cyanopyridine?

The CAS number of 2-Chloro-4-cyanopyridine is 33252-30-1.

What are the molecular formula and molecular weight of 2-Chloro-4-cyanopyridine?

2-Chloro-4-cyanopyridine has molecular formula C6H3ClN2 and molecular weight 138.554 g/mol.

Is 2-Chloro-4-cyanopyridine hazardous?

2-Chloro-4-cyanopyridine 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-Chloro-4-cyanopyridine (CAS 33252-30-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7321-3 (accessed 2026-10-22).

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