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Ethoxymethylenemalononitrile

Also known as: (Ethoxymethylene)-propanedinitrile, (Ethoxymethylene)malononitrile, (Ethoxymethylene)propanedinitrile, (b-Ethoxymethylene)malononitrile, (beta-Ethoxymethylene)malononitrile, (ethoxymethylene)-malononitril, (ethoxymethylene)-propanedinitril, 2-(ethoxymethylene)malononitrile, 2-(ethoxymethylidene)propanedinitrile, EINECS 204-597-0, ETHOXYMETHYLENEMALONITRILE, ETHOXYMETHYLENEMALONONITRILE, ETHOXYMETHYLENMALONONITRILE, MFCD00001854, Propanedinitrile, 2-(ethoxymethylene)-, α-Cyano-β-ethoxyacrylonitrile, 1,1-Dicyano-2-ethoxyethene, 1-Ethoxy-2,2-dicyanoethene, 2-Cyano-3-ethoxyacrylonitrile, NSC 27792

Ethoxymethylenemalononitrile (CAS 123-06-8) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H6N2O and a molecular weight of 122.125 g/mol. Key properties include a melting point of 64-66 °C(lit.), a boiling point of 296.1±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 135.1±15.2 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H317 — May cause an allergic skin reaction and H334 — May cause allergy or asthma symptoms if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
123-06-8
Jingsj CID
J-33597-7
Molecular Formula
C6H6N2O
Molecular Weight
122.125 g/mol
Category
Nitrogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point64-66 °C(lit.)
Boiling Point296.1±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point135.1±15.2 °C
Exact Mass122.048012
PSA56.81000
LogP0.31
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.461
Storage Conditions2~8℃
Additional Propertyinsoluble

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H317 — May cause an allergic skin reaction
  • H334 — May cause allergy or asthma symptoms if inhaled

Customs & Trade Information

HS Code2926909090
SummaryHS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ethoxymethylenemalononitrile?

The CAS number of Ethoxymethylenemalononitrile is 123-06-8.

What are the molecular formula and molecular weight of Ethoxymethylenemalononitrile?

Ethoxymethylenemalononitrile has molecular formula C6H6N2O and molecular weight 122.125 g/mol.

Is Ethoxymethylenemalononitrile hazardous?

Ethoxymethylenemalononitrile has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H317 — May cause an allergic skin reaction; H334 — May cause allergy or asthma symptoms if inhaled.

What are the upstream and downstream products of Ethoxymethylenemalononitrile?

For Ethoxymethylenemalononitrile, Upstream Products: Triethyl orthoformate, Malononitrile, Ethyl vinyl ether; Downstream Products: 5-AMINO-1-(3,4-DICHLOROPHENYL)-1H-PYRAZOLE-4-CARBONITRILE, 5-Amino-1-(3-chlorophenyl)-1H-pyrazole-4-carbonitrile, 5-Amino-1-(4-chlorophenyl)-1H-pyrazole-4-carbonitrile.

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

Last updated:

How to cite: Jingsj. "Ethoxymethylenemalononitrile (CAS 123-06-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33597-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.