Monobutyl Itaconate

衣康酸单丁酯

Also known as: Butanedioic acid, 2-methylene-, 4-butyl ester, Itaconic acid monobutyl ester, Mono-n-butyl itaconate, beta-Butyl itaconate, 4-Butyl methylenesuccinate, 3-butoxycarbonylbut-3-enoate, 4-Butoxy-2-methylene-4-oxobutanoic acid

Monobutyl Itaconate (CAS 6439-57-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H14O4 and a molecular weight of 186.20500 g/mol. It is also known as Butanedioic acid, 2-methylene-, 4-butyl ester, Itaconic acid monobutyl ester and Mono-n-butyl itaconate. Key properties include a melting point of 35ºC, a boiling point of 303.768ºC at 760 mmHg, a density of 1.095g/cm3 and a flash point of 116.641ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6439-57-2
Jingsj CID
J-1018458-7
Molecular Formula
C9H14O4
Chinese Name
衣康酸单丁酯
Molecular Weight
186.20500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point35ºC
Boiling Point303.768ºC at 760 mmHg
Density1.095g/cm3
Flash Point116.641ºC

Frequently Asked Questions

What is the CAS number of Monobutyl Itaconate?

The CAS number of Monobutyl Itaconate is 6439-57-2.

What are the molecular formula and molecular weight of Monobutyl Itaconate?

Monobutyl Itaconate has molecular formula C9H14O4 and molecular weight 186.20500 g/mol.

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

Last updated:

How to cite: Jingsj. "Monobutyl Itaconate (CAS 6439-57-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1018458-7 (accessed 2026-10-23).

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