Diethyl ethyl(isoamyl)malonate

乙基异戊基丙二酸二乙酯

Also known as: Diethyl ethyl(3-methylbutyl)malonate, Diethyl ethylisopentylmalonate, Ethyl isopentylmalonic acid diethyl ester, α-Isoamyl-α-ethylmalonic acid diethyl ester, Propanedioic acid, 2-ethyl-2-(3-methylbutyl)-, diethyl ester, diethyl 2-ethyl-2-(3-methylbutyl)propanedioate, Malonic acid, ethylisopentyl-, diethyl ester

Diethyl ethyl(isoamyl)malonate (CAS 77-24-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H26O4 and a molecular weight of 258.354 g/mol. It is also known as Diethyl ethyl(3-methylbutyl)malonate, Diethyl ethylisopentylmalonate and Ethyl isopentylmalonic acid diethyl ester. Key properties include a melting point of 191-197 °C(lit.), a boiling point of 267.6±8.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 114.2±16.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
77-24-7
Jingsj CID
J-25139-0
Molecular Formula
C14H26O4
Chinese Name
乙基异戊基丙二酸二乙酯
Molecular Weight
258.354 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point191-197 °C(lit.)
Boiling Point267.6±8.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point114.2±16.9 °C

Frequently Asked Questions

What is the CAS number of Diethyl ethyl(isoamyl)malonate?

The CAS number of Diethyl ethyl(isoamyl)malonate is 77-24-7.

What are the molecular formula and molecular weight of Diethyl ethyl(isoamyl)malonate?

Diethyl ethyl(isoamyl)malonate has molecular formula C14H26O4 and molecular weight 258.354 g/mol.

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

Last updated:

How to cite: Jingsj. "Diethyl ethyl(isoamyl)malonate (CAS 77-24-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25139-0 (accessed 2026-10-22).

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