Ethyl 2-cyano-2-(1,3-dioxolan-2-ylidene)acetate

2-氰基-2-(1,3-二氧戊环-2-亚基)乙酸乙酯

Also known as: 2-(Cyanoethoxycarbonylmethylene)-1,3-dioxolane, Acetic acid, 2-cyano-2-(1,3-dioxolan-2-ylidene)-, ethyl ester, Ethyl 2-cyano-2-(1,3-dioxolan-2-yliden)acetate, Cyano-[1,3]dioxolan-2-ylidene-acetic acid ethyl ester, Ethylcyanodioxolanylidenacetate

Ethyl 2-cyano-2-(1,3-dioxolan-2-ylidene)acetate (CAS 121020-70-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C8H9NO4 and a molecular weight of 183.16100 g/mol. It is also known as 2-(Cyanoethoxycarbonylmethylene)-1,3-dioxolane, Acetic acid, 2-cyano-2-(1,3-dioxolan-2-ylidene)-, ethyl ester and Ethyl 2-cyano-2-(1,3-dioxolan-2-yliden)acetate. Key properties include a melting point of 139-140ºC, a boiling point of 256.3ºC at 760 mmHg, a density of 1.284 g/cm3 and a flash point of 108.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
121020-70-0
Jingsj CID
J-1499932-7
Molecular Formula
C8H9NO4
Chinese Name
2-氰基-2-(1,3-二氧戊环-2-亚基)乙酸乙酯
Molecular Weight
183.16100 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point139-140ºC
Boiling Point256.3ºC at 760 mmHg
Density1.284 g/cm3
Flash Point108.8ºC

Frequently Asked Questions

What is the CAS number of Ethyl 2-cyano-2-(1,3-dioxolan-2-ylidene)acetate?

The CAS number of Ethyl 2-cyano-2-(1,3-dioxolan-2-ylidene)acetate is 121020-70-0.

What are the molecular formula and molecular weight of Ethyl 2-cyano-2-(1,3-dioxolan-2-ylidene)acetate?

Ethyl 2-cyano-2-(1,3-dioxolan-2-ylidene)acetate has molecular formula C8H9NO4 and molecular weight 183.16100 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 2-cyano-2-(1,3-dioxolan-2-ylidene)acetate (CAS 121020-70-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1499932-7 (accessed 2026-10-26).

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