Ethyl 2-hydroxy-2-methylbutanoate

2-羟基-2-甲基丁酸乙酯

Also known as: Ethyl 2-hydroxy-2-methylbutyrate, 2-Hydroxy-2-methylbutanoic acid ethyl ester, 2-Hydroxy-2-methyl-butyric acid ethyl ester, Butanoic acid, 2-hydroxy-2-methyl-, ethyl ester, ethyl 2-hydroxy-2-methylbutanoate, 2-Hydroxy-2-methyl-buttersaeure-aethylester, Methylaethylglykolsaeure-aethylester, Einecs 201-050-8

Ethyl 2-hydroxy-2-methylbutanoate (CAS 77-70-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H14O3 and a molecular weight of 146.18400 g/mol. It is also known as Ethyl 2-hydroxy-2-methylbutyrate, 2-Hydroxy-2-methylbutanoic acid ethyl ester and 2-Hydroxy-2-methyl-butyric acid ethyl ester. Key properties include a boiling point of 169.2ºC at 760 mmHg, a density of 1.007g/cm3 and a flash point of 55.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 77-70-3
Jingsj CID: J-1429435-8
Molecular Formula: C₇H₁₄O₃
Chinese Name: 2-羟基-2-甲基丁酸乙酯
Molecular Weight: 146.18400 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	169.2ºC at 760 mmHg
Density	1.007g/cm3
Flash Point	55.3ºC

Frequently Asked Questions

What is the CAS number of Ethyl 2-hydroxy-2-methylbutanoate?

The CAS number of Ethyl 2-hydroxy-2-methylbutanoate is 77-70-3.

What are the molecular formula and molecular weight of Ethyl 2-hydroxy-2-methylbutanoate?

Ethyl 2-hydroxy-2-methylbutanoate has molecular formula C7H14O3 and molecular weight 146.18400 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 2-hydroxy-2-methylbutanoate (CAS 77-70-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1429435-8 (accessed 2026-10-24).

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