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Butanoic acid, 4-methoxy-2-methyl-3-oxo-, ethyl ester

4-甲氧基-2-甲基-3-氧丁酸乙酯

Also known as: 4-Methoxy-2-methyl-3-oxobutanoic acid ethyl ester, Ethyl 4-methoxy-2-methyl-3-oxobutanoate, 4-Methoxy-2-methyl-3-oxo-butyric acid ethyl ester

Butanoic acid, 4-methoxy-2-methyl-3-oxo-, ethyl ester (CAS 14966-69-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H14O4 and a molecular weight of 174.19400 g/mol. It is also known as 4-Methoxy-2-methyl-3-oxobutanoic acid ethyl ester, Ethyl 4-methoxy-2-methyl-3-oxobutanoate and 4-Methoxy-2-methyl-3-oxo-butyric acid ethyl ester. Key properties include a boiling point of 236.9ºC at 760mmHg, a density of 1.037g/cm3 and a flash point of 96.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14966-69-9
Jingsj CID
J-1431024-5
Molecular Formula
C8H14O4
Chinese Name
4-甲氧基-2-甲基-3-氧丁酸乙酯
Molecular Weight
174.19400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point236.9ºC at 760mmHg
Density1.037g/cm3
Flash Point96.8ºC

Frequently Asked Questions

What is the CAS number of Butanoic acid, 4-methoxy-2-methyl-3-oxo-, ethyl ester?

The CAS number of Butanoic acid, 4-methoxy-2-methyl-3-oxo-, ethyl ester is 14966-69-9.

What are the molecular formula and molecular weight of Butanoic acid, 4-methoxy-2-methyl-3-oxo-, ethyl ester?

Butanoic acid, 4-methoxy-2-methyl-3-oxo-, ethyl ester has molecular formula C8H14O4 and molecular weight 174.19400 g/mol.

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

Last updated:

How to cite: Jingsj. "Butanoic acid, 4-methoxy-2-methyl-3-oxo-, ethyl ester (CAS 14966-69-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1431024-5 (accessed 2026-10-24).

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