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Ethyl 2-formyl-3-oxopropanoate

Also known as: 2-formyl-3-oxo-propanoic acid ethyl ester, 2-formyl-3-oxo-propionic acid ethyl ester, ethyl-2-formyl-3-oxopropionate, ethyl-2-formyl-3-oxopropi, ethoxycarbonylmalonaldehyde, ethoxycarbonylmalondialdehyde, ethoxycarbonylmalonodialdehyde, propanoic acid, 2-formyl-3-oxo-, ethyl ester, propanoicacid,2-formyl-3-oxo-,ethylester, regadenoson impurity 9, regadenoson impurity F, ethyl 2,2-diformylacetate

Ethyl 2-formyl-3-oxopropanoate (CAS 80370-42-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H8O4 and a molecular weight of 144.125 g/mol. Key properties include a boiling point of 181.5±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 67.4±26.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
80370-42-9
Jingsj CID
J-1139366-1
Molecular Formula
C6H8O4
Molecular Weight
144.125 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point181.5±35.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point67.4±26.0 °C
Exact Mass144.042252
PSA60.44000
LogP1.27
Vapor Pressure0.9±0.3 mmHg at 25°C
Refractive Index1.421
Storage Conditions-20℃

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ethyl 2-formyl-3-oxopropanoate?

The CAS number of Ethyl 2-formyl-3-oxopropanoate is 80370-42-9.

What are the molecular formula and molecular weight of Ethyl 2-formyl-3-oxopropanoate?

Ethyl 2-formyl-3-oxopropanoate has molecular formula C6H8O4 and molecular weight 144.125 g/mol.

What are the upstream and downstream products of Ethyl 2-formyl-3-oxopropanoate?

For Ethyl 2-formyl-3-oxopropanoate, Upstream Products: Ethyl 3,3-diethoxypropionate, Ethyl formate, Methyl 3,3-dimethoxypropionate; Downstream Products: Ethyl 5-oxo-5,6,7,8-tetrahydroquinoline-3-carboxylate, ethyl 7,7-dimethyl-5-oxo-5,6,7,8-tetrahydroquinoline-3-carboxylate, Ethyl 4-pyrazolecarboxylate.

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 2-formyl-3-oxopropanoate (CAS 80370-42-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1139366-1 (accessed 2026-11-09).

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