3-Cyano-7-ethoxycoumarin

3-氰基-7-乙氧基香豆素

Also known as: 7-Ethoxycoumarin-3-carbonitrile, 7-Ethoxy-2-oxo-2H-chromene-3-carbonitrile, CEC, 7-ethoxy-2-oxochromene-3-carbonitrile, 2H-1-Benzopyran-3-carbonitrile, 7-ethoxy-2-oxo-, MFCD00467359

3-Cyano-7-ethoxycoumarin (CAS 117620-77-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H9NO3 and a molecular weight of 215.205 g/mol. It is also known as 7-Ethoxycoumarin-3-carbonitrile, 7-Ethoxy-2-oxo-2H-chromene-3-carbonitrile and CEC. Key properties include a melting point of 220-221ºC, a boiling point of 396.8±42.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 173.6±18.1 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
117620-77-6
Jingsj CID
J-28334-0
Molecular Formula
C12H9NO3
Chinese Name
3-氰基-7-乙氧基香豆素
Molecular Weight
215.205 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point220-221ºC
Boiling Point396.8±42.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point173.6±18.1 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-Cyano-7-ethoxycoumarin?

The CAS number of 3-Cyano-7-ethoxycoumarin is 117620-77-6.

What are the molecular formula and molecular weight of 3-Cyano-7-ethoxycoumarin?

3-Cyano-7-ethoxycoumarin has molecular formula C12H9NO3 and molecular weight 215.205 g/mol.

Is 3-Cyano-7-ethoxycoumarin hazardous?

3-Cyano-7-ethoxycoumarin 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. "3-Cyano-7-ethoxycoumarin (CAS 117620-77-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28334-0 (accessed 2026-10-23).

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