2-Methylbutanoic anhydride

2-甲基丁酸酐

Also known as: 2-methylbutyric anhydride, 2-methylbutanoyl 2-methylbutanoate, 2-methylbutyric acid 2-methylbutanoyl ester, Bis(2-methylbutanoic acid)anhydride, Bis(2-methylbutyric)anhydride, Butanoic acid, 2-methyl-, 1,1'-anhydride, EINECS 216-181-6, (+/-)-2-methylbutyric anhydride, 2-Methylbuttersaeureanhydrid, (+-)-Methylaethylacetanhydrid, (+-)-methylethylacetic acid anhydride

2-Methylbutanoic anhydride (CAS 1519-23-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H18O3 and a molecular weight of 186.24800 g/mol. It is also known as 2-methylbutyric anhydride, 2-methylbutanoyl 2-methylbutanoate and 2-methylbutyric acid 2-methylbutanoyl ester. Key properties include a boiling point of 259.5ºC at 760mmHg and a density of 0.955g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1519-23-9
Jingsj CID
J-1169740-8
Molecular Formula
C10H18O3
Chinese Name
2-甲基丁酸酐
Molecular Weight
186.24800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point259.5ºC at 760mmHg
Density0.955g/cm3

Frequently Asked Questions

What is the CAS number of 2-Methylbutanoic anhydride?

The CAS number of 2-Methylbutanoic anhydride is 1519-23-9.

What are the molecular formula and molecular weight of 2-Methylbutanoic anhydride?

2-Methylbutanoic anhydride has molecular formula C10H18O3 and molecular weight 186.24800 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Methylbutanoic anhydride (CAS 1519-23-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1169740-8 (accessed 2026-10-24).

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