Ethyl 4-oxo-3,4-dihydro-2H-pyran-2-carboxylate

4-氧代-3,4-二氢-2H-吡喃-2-甲酸乙酯

Also known as: Ethyl 4-oxo-3,4-dihydro-2H-pyran-2-carboxylate, 2H-Pyran-2-carboxylic acid, 3,4-dihydro-4-oxo-, ethyl ester, 4-oxo-3,4-dihydro-2H-pyran-2-carboxylic acid ethyl ester

Ethyl 4-oxo-3,4-dihydro-2H-pyran-2-carboxylate (CAS 287193-06-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H10O4 and a molecular weight of 170.16300 g/mol. It is also known as 2H-Pyran-2-carboxylic acid, 3,4-dihydro-4-oxo-, ethyl ester and 4-oxo-3,4-dihydro-2H-pyran-2-carboxylic acid ethyl ester. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 287193-06-0
Jingsj CID: J-1186556-2
Molecular Formula: C₈H₁₀O₄
Chinese Name: 4-氧代-3,4-二氢-2H-吡喃-2-甲酸乙酯
Molecular Weight: 170.16300 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl 4-oxo-3,4-dihydro-2H-pyran-2-carboxylate?

The CAS number of Ethyl 4-oxo-3,4-dihydro-2H-pyran-2-carboxylate is 287193-06-0.

What are the molecular formula and molecular weight of Ethyl 4-oxo-3,4-dihydro-2H-pyran-2-carboxylate?

Ethyl 4-oxo-3,4-dihydro-2H-pyran-2-carboxylate has molecular formula C8H10O4 and molecular weight 170.16300 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Ethyl 4-oxo-3,4-dihydro-2H-pyran-2-carboxylate (CAS 287193-06-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1186556-2 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.