Ethyl 3,4,5-trimethoxybenzoylacetate

Also known as: Ethyl 3-oxo-3-(3,4,5-trimethoxyphenyl)propanoate, Ethyl 3-(3,4,5-trimethoxyphenyl)-3-oxopropanoate, 3,4,5-Trimethoxy-β-oxobenzenepropanoic acid ethyl ester, Butyric 3,4,5-trimethoxybenzoic anhydride, β-Oxo-3,4,5-trimethoxybenzenepropanoic acid ethyl ester, NSC 408031, Trimethylgalloylessigsaeure-aethylester, 3-Oxo-3-(3,4,5-trimethoxyphenyl)propionic acid ethyl ester

Ethyl 3,4,5-trimethoxybenzoylacetate (CAS 3044-56-2) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C14H18O6 and a molecular weight of 282.289 g/mol. Key properties include a melting point of 88-91 °C(lit.), a boiling point of 374.9±37.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 163.8±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3044-56-2
Jingsj CID: J-4915-0
Molecular Formula: C₁₄H₁₈O₆
Molecular Weight: 282.289 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	88-91 °C(lit.)
Boiling Point	374.9±37.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	163.8±26.5 °C
Exact Mass	282.110352
PSA	71.06000
LogP	1.99
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.497

Customs & Trade Information

HS Code	2918990090
Summary	2918990090. 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 3,4,5-trimethoxybenzoylacetate?

The CAS number of Ethyl 3,4,5-trimethoxybenzoylacetate is 3044-56-2.

What are the molecular formula and molecular weight of Ethyl 3,4,5-trimethoxybenzoylacetate?

Ethyl 3,4,5-trimethoxybenzoylacetate has molecular formula C14H18O6 and molecular weight 282.289 g/mol.

What are the upstream and downstream products of Ethyl 3,4,5-trimethoxybenzoylacetate?

For Ethyl 3,4,5-trimethoxybenzoylacetate, Upstream Products: 3',4',5'-Trimethoxyacetophenone, Diethyl carbonate, Ethyl diazoacetate; Downstream Products: Ethyl 3-(3,4,5-trimethoxyphenyl)propionate, 3',4',5'-Trimethoxyacetophenone, Ethyl 3,4,5-trimethoxybenzoate.

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. "Ethyl 3,4,5-trimethoxybenzoylacetate (CAS 3044-56-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4915-0 (accessed 2026-11-09).

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