2-[1-(2-Thienyl)ethylidene]malononitrile

2-[1-(2-噻吩)亚乙基]丙二腈

Also known as: (1-(2-Thienyl)ethylidene)malononitrile, 2-(1-(Thiophen-2-yl)ethylidene)malononitrile, 2-(1-thiophen-2-ylethylidene)propanedinitrile, 2-(2,2-dicyano-1-methylvinyl)thiophene, 2-[1-(2-thienyl)ethylidene]-malononitrile, 2-[1-(thiophen-2-yl)ethylidene]-malononitrile, <1-(2-thienyl)ethylidene>malononnitrile, Propanedinitrile, 2-[1-(2-thienyl)ethylidene]-, [1-(2-thienyl)ethylidene]malononitrile, thienylethylidenemalononitrile, α-Cyano-β-(2-thienyl)crotononitrile

2-[1-(2-Thienyl)ethylidene]malononitrile (CAS 10432-44-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6N2S and a molecular weight of 174.22200 g/mol. It is also known as (1-(2-Thienyl)ethylidene)malononitrile, 2-(1-(Thiophen-2-yl)ethylidene)malononitrile and 2-(1-thiophen-2-ylethylidene)propanedinitrile. Key properties include a melting point of 88-90ºC, a boiling point of 296.3ºC at 760mmHg, a density of 1.219g/cm3 and a flash point of 133ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10432-44-7
Jingsj CID
J-891871-4
Molecular Formula
C9H6N2S
Chinese Name
2-[1-(2-噻吩)亚乙基]丙二腈
Molecular Weight
174.22200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point88-90ºC
Boiling Point296.3ºC at 760mmHg
Density1.219g/cm3
Flash Point133ºC

Frequently Asked Questions

What is the CAS number of 2-[1-(2-Thienyl)ethylidene]malononitrile?

The CAS number of 2-[1-(2-Thienyl)ethylidene]malononitrile is 10432-44-7.

What are the molecular formula and molecular weight of 2-[1-(2-Thienyl)ethylidene]malononitrile?

2-[1-(2-Thienyl)ethylidene]malononitrile has molecular formula C9H6N2S and molecular weight 174.22200 g/mol.

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

Last updated:

How to cite: Jingsj. "2-[1-(2-Thienyl)ethylidene]malononitrile (CAS 10432-44-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-891871-4 (accessed 2026-10-24).

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