2-ethylisonicotinonitrile

4-氰基-2-乙基吡啶

Also known as: 2-Ethyl-4-cyanopyridine, 2-Ethyl-4-pyridinecarbonitrile, 2-Ethylpyridine-4-carbonitrile, 4-Cyano-2-ethylpyridine, 2-Aethyl-isonicotinonitril, 2-Ethyl-isonicotinonitrile, Ethionamide EP Impurity D, Ethionamide Impurity 4 (Ethionamide EP Impurity D), 4-Pyridinecarbonitrile, 2-ethyl-, EINECS 216-238-5

2-ethylisonicotinonitrile (CAS 1531-18-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8N2 and a molecular weight of 132.16300 g/mol. It is also known as 2-Ethyl-4-cyanopyridine, 2-Ethyl-4-pyridinecarbonitrile and 2-Ethylpyridine-4-carbonitrile. Key properties include a boiling point of 211.4ºC at 760mmHg, a density of 1.05g/cm3 and a flash point of 86.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1531-18-6
Jingsj CID
J-1015915-2
Molecular Formula
C8H8N2
Chinese Name
4-氰基-2-乙基吡啶
Molecular Weight
132.16300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point211.4ºC at 760mmHg
Density1.05g/cm3
Flash Point86.8ºC

Frequently Asked Questions

What is the CAS number of 2-ethylisonicotinonitrile?

The CAS number of 2-ethylisonicotinonitrile is 1531-18-6.

What are the molecular formula and molecular weight of 2-ethylisonicotinonitrile?

2-ethylisonicotinonitrile has molecular formula C8H8N2 and molecular weight 132.16300 g/mol.

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

Last updated:

How to cite: Jingsj. "2-ethylisonicotinonitrile (CAS 1531-18-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1015915-2 (accessed 2026-10-22).

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