Ethyl 6-(tert-butyl)-4-oxo-4H-pyran-3-carboxylate

6-(叔丁基)-4-氧代-4H-吡喃-3-甲酸乙酯

Also known as: ethyl 6-tert-butyl-4-oxo-4H-pyran-3-carboxylate, ethyl 6-tert-butyl-4-oxopyran-3-carboxylate, 6-tert-butyl-4-oxo-4H-pyran-3-carboxylic acid ethyl ester, 4H-Pyran-3-carboxylic acid, 6-(1,1-dimethylethyl)-4-oxo-, ethyl ester

Ethyl 6-(tert-butyl)-4-oxo-4H-pyran-3-carboxylate (CAS 134653-81-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H16O4 and a molecular weight of 224.25300 g/mol. It is also known as ethyl 6-tert-butyl-4-oxo-4H-pyran-3-carboxylate, ethyl 6-tert-butyl-4-oxopyran-3-carboxylate and 6-tert-butyl-4-oxo-4H-pyran-3-carboxylic acid ethyl ester. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 134653-81-9
Jingsj CID: J-1165597-4
Molecular Formula: C₁₂H₁₆O₄
Chinese Name: 6-(叔丁基)-4-氧代-4H-吡喃-3-甲酸乙酯
Molecular Weight: 224.25300 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl 6-(tert-butyl)-4-oxo-4H-pyran-3-carboxylate?

The CAS number of Ethyl 6-(tert-butyl)-4-oxo-4H-pyran-3-carboxylate is 134653-81-9.

What are the molecular formula and molecular weight of Ethyl 6-(tert-butyl)-4-oxo-4H-pyran-3-carboxylate?

Ethyl 6-(tert-butyl)-4-oxo-4H-pyran-3-carboxylate has molecular formula C12H16O4 and molecular weight 224.25300 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 6-(tert-butyl)-4-oxo-4H-pyran-3-carboxylate (CAS 134653-81-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1165597-4 (accessed 2026-10-24).

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