Itaconic acid monomethyl ester

衣康酸单甲酯

Also known as: 4-Methyl hydrogen 2-methylenesuccinate, 4-Methoxy-2-methylene-4-oxobutanoic acid, Methyl itaconate, Monomethyl itaconate, Methyl acid itaconate, 4-Methyl methylenesuccinate, 2-Methylenebutanedioic acid 4-methyl ester, 2-Methylenesuccinic acid 4-methyl ester, 3-Methylenebutanedioic acid 1-methyl ester, 3-Methylenesuccinic acid hydrogen 1-methyl ester, 3-Monomethyl 1-propene-2,3-dicarboxylate, 4-methoxy-2-methylidene-4-oxobutanoic acid

Itaconic acid monomethyl ester (CAS 7338-27-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H8O4 and a molecular weight of 144.12500 g/mol. It is also known as 4-Methyl hydrogen 2-methylenesuccinate, 4-Methoxy-2-methylene-4-oxobutanoic acid and Methyl itaconate. Key properties include a melting point of 72ºC, a boiling point of 149ºC / 10mmHg, a density of 1.195g/cm3 and a flash point of 122.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7338-27-4
Jingsj CID
J-2955-1
Molecular Formula
C6H8O4
Chinese Name
衣康酸单甲酯
Molecular Weight
144.12500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point72ºC
Boiling Point149ºC / 10mmHg
Density1.195g/cm3
Flash Point122.1ºC

Frequently Asked Questions

What is the CAS number of Itaconic acid monomethyl ester?

The CAS number of Itaconic acid monomethyl ester is 7338-27-4.

What are the molecular formula and molecular weight of Itaconic acid monomethyl ester?

Itaconic acid monomethyl ester has molecular formula C6H8O4 and molecular weight 144.12500 g/mol.

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

Last updated:

How to cite: Jingsj. "Itaconic acid monomethyl ester (CAS 7338-27-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2955-1 (accessed 2026-10-22).

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