3-(3,4-Dimethoxyphenyl)-3-oxopropanenitrile

Also known as: 3,4-DIMETHOXYBENZOYLACETONITRILE, 3,4-dimethoxbenzoylacetonitrile, 3-(3,4-DIMETHOXY-PHENYL)-3-OXO-PROPIONITRILE, 3-(3,4-DIMETHOXYPHENYL)-3-OXOPROPANENITRILE, 3-(3,4-Dimethoxyphenyl)-3-oxopropionitrile, 3-(3,4-dimethoxyphenyl)-3-keto-propionitrile, Benzenepropanenitrile, 3,4-dimethoxy-β-oxo-, Benzenepropanenitrile, 3,4-dimethoxy-b-oxo-

3-(3,4-Dimethoxyphenyl)-3-oxopropanenitrile (CAS 4640-69-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H11NO3 and a molecular weight of 205.210 g/mol. Key properties include a melting point of 139-141ºC, a boiling point of 377.5±32.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 165.1±15.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4640-69-1
Jingsj CID: J-1448012-7
Molecular Formula: C₁₁H₁₁NO₃
Molecular Weight: 205.210 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	139-141ºC
Boiling Point	377.5±32.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	165.1±15.3 °C
Exact Mass	205.073898
PSA	59.32000
LogP	1.13
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.518
Storage Conditions	2-8°C

Customs & Trade Information

HS Code	2926909090
Summary	HS: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 3-(3,4-Dimethoxyphenyl)-3-oxopropanenitrile?

The CAS number of 3-(3,4-Dimethoxyphenyl)-3-oxopropanenitrile is 4640-69-1.

What are the molecular formula and molecular weight of 3-(3,4-Dimethoxyphenyl)-3-oxopropanenitrile?

3-(3,4-Dimethoxyphenyl)-3-oxopropanenitrile has molecular formula C11H11NO3 and molecular weight 205.210 g/mol.

What are the upstream and downstream products of 3-(3,4-Dimethoxyphenyl)-3-oxopropanenitrile?

For 3-(3,4-Dimethoxyphenyl)-3-oxopropanenitrile, Upstream Products: Methyl 3,4-dimethoxybenzoate, Acetonitrile, Ethyl 3,4-dimethoxybenzoate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-(3,4-Dimethoxyphenyl)-3-oxopropanenitrile (CAS 4640-69-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1448012-7 (accessed 2026-11-09).

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