Isovaleric anhydride

异戊酸酐

Also known as: Butanoic acid, 3-methyl-, 1,1'-anhydride, 3-Methylbutanoic anhydride, 3-Methylbutyric anhydride, Isopentanoic anhydride, Isovaleryl anhydride, Bis(3-methylbutanoic acid) anhydride, Diisovaleric anhydride, 3-methylbutanoyl 3-methylbutanoate

Isovaleric anhydride (CAS 1468-39-9) 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 Butanoic acid, 3-methyl-, 1,1'-anhydride, 3-Methylbutanoic anhydride and 3-Methylbutyric anhydride. Key properties include a melting point of -65°C, a boiling point of 103-104°C 24mm, a density of 0.932 g/mL at 20 °C(lit.) and a flash point of 91°C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1468-39-9
Jingsj CID
J-20472-5
Molecular Formula
C10H18O3
Chinese Name
异戊酸酐
Molecular Weight
186.24800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-65°C
Boiling Point103-104°C 24mm
Density0.932 g/mL at 20 °C(lit.)
Flash Point91°C

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of Isovaleric anhydride?

The CAS number of Isovaleric anhydride is 1468-39-9.

What are the molecular formula and molecular weight of Isovaleric anhydride?

Isovaleric anhydride has molecular formula C10H18O3 and molecular weight 186.24800 g/mol.

Is Isovaleric anhydride hazardous?

Isovaleric anhydride has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Isovaleric anhydride (CAS 1468-39-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20472-5 (accessed 2026-10-22).

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