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Ethyl 4-methoxycinnamate

Also known as: Ethyl p-methoxycinnamate, (E)-Ethyl p-methoxycinnamate, Ethyl trans-4-methoxycinnamate, Ethyl (2E)-3-(4-methoxyphenyl)acrylate, 4-Methoxycinnamic acid ethyl ester, p-Methoxycinnamic acid ethyl ester, 3-(4-Methoxyphenyl)acrylic acid ethyl ester, EPMC, RARECHEM AL BI 0241

Ethyl 4-methoxycinnamate (CAS 24393-56-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H14O3 and a molecular weight of 206.238 g/mol. Key properties include a melting point of 49ºC, a boiling point of 325.1±17.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 133.8±15.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
24393-56-4
Jingsj CID
J-28935-0
Molecular Formula
C12H14O3
Molecular Weight
206.238 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point49ºC
Boiling Point325.1±17.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point133.8±15.5 °C
Exact Mass206.094299
PSA35.53000
LogP2.65
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.540

Activity & Biological Data

TargetCOX-1:1.12 μM (IC50) COX-2:0.83 μM (IC50)
Additional Information[1]. Umar MI, et al. Bioactivity-guided isolation of ethyl-p-methoxycinnamate, an anti-inflammatory constituent, from Kaempferia galangal L. extracts. Molecules. 2012 Jul 23;17(7):8720-34.

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ethyl 4-methoxycinnamate?

The CAS number of Ethyl 4-methoxycinnamate is 24393-56-4.

What are the molecular formula and molecular weight of Ethyl 4-methoxycinnamate?

Ethyl 4-methoxycinnamate has molecular formula C12H14O3 and molecular weight 206.238 g/mol.

What are the upstream and downstream products of Ethyl 4-methoxycinnamate?

For Ethyl 4-methoxycinnamate, Upstream Products: 4-Methoxybenzaldehyde, Ethyl (triphenylphosphoranylidene)acetate, Ethyl bromoacetate; Downstream Products: Diltiazem, 3-(4-Methoxyphenyl)propyl chloride, 3-(4-Hydroxyphenyl)propionic acid.

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

Last updated:

How to cite: Jingsj. "Ethyl 4-methoxycinnamate (CAS 24393-56-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28935-0 (accessed 2026-11-09).

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