Ethyl 4-oxo-4H-1-benzopyran-2-carboxylate

Also known as: ethyl 4-oxo-4H-chromene-2-carboxylate, 2-(ethoxycarbonyl)chromone, 2-ethoxycarbonyl-4-oxo-4H-1-benzopyran, ethyl chromone-2-carboxylate, ethyl 4-oxochromen-2-carboxylate, ethyl 4-oxochromene-2-carboxylate, 4-oxo-4H-1-benzopyran-2-carboxylic acid ethyl ester, 4H-1-benzopyran-2-carboxylic acid, 4-oxo-, ethyl ester

Ethyl 4-oxo-4H-1-benzopyran-2-carboxylate (CAS 14736-31-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H10O4 and a molecular weight of 218.205 g/mol. Key properties include a boiling point of 325.0±42.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 143.2±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 14736-31-3
Jingsj CID: J-1509136-8
Molecular Formula: C₁₂H₁₀O₄
Molecular Weight: 218.205 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	325.0±42.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	143.2±27.9 °C
Exact Mass	218.057907
PSA	56.51000
LogP	1.45
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.568

Customs & Trade Information

HS Code	2918300090
Summary	2918300090 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 4-oxo-4H-1-benzopyran-2-carboxylate?

The CAS number of Ethyl 4-oxo-4H-1-benzopyran-2-carboxylate is 14736-31-3.

What are the molecular formula and molecular weight of Ethyl 4-oxo-4H-1-benzopyran-2-carboxylate?

Ethyl 4-oxo-4H-1-benzopyran-2-carboxylate has molecular formula C12H10O4 and molecular weight 218.205 g/mol.

What are the upstream and downstream products of Ethyl 4-oxo-4H-1-benzopyran-2-carboxylate?

For Ethyl 4-oxo-4H-1-benzopyran-2-carboxylate, Upstream Products: 2'-Hydroxyacetophenone, Diethyl oxalate, 2-Hydroxyacetophenone; Downstream Products: Chromocarb, 4H-1-BENZOPYRAN-2-CARBOXYLIC ACID, 6-NITRO-4-OXO-, ETHYL ESTER, ethyl 3,4-dihydro-2H-chromene-2-carboxylate.

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 4-oxo-4H-1-benzopyran-2-carboxylate (CAS 14736-31-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1509136-8 (accessed 2026-11-09).

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