Amyl isobutyrate

异丁酸戊酯

Also known as: Pentyl 2-methylpropanoate, Pentyl isobutanoate, n-Pentyl isobutyrate, 2-methylpropionic acid amyl ester, 2-methylpropionic acid pentyl ester, Propanoic acid, 2-methyl-, pentyl ester, FEMA 2059, EINECS 219-494-6, Isobutyric acid, pentyl ester, Amylisobutyrat, Isobuttersaeure-amylester

Amyl isobutyrate (CAS 2445-72-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H18O2 and a molecular weight of 158.238 g/mol. It is also known as Pentyl 2-methylpropanoate, Pentyl isobutanoate and n-Pentyl isobutyrate. Key properties include a boiling point of 176.5±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 59.4±8.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2445-72-9
Jingsj CID
J-12411-9
Molecular Formula
C9H18O2
Chinese Name
异丁酸戊酯
Molecular Weight
158.238 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point176.5±8.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point59.4±8.3 °C

Frequently Asked Questions

What is the CAS number of Amyl isobutyrate?

The CAS number of Amyl isobutyrate is 2445-72-9.

What are the molecular formula and molecular weight of Amyl isobutyrate?

Amyl isobutyrate has molecular formula C9H18O2 and molecular weight 158.238 g/mol.

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

Last updated:

How to cite: Jingsj. "Amyl isobutyrate (CAS 2445-72-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12411-9 (accessed 2026-10-23).

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