Octenylsuccinic anhydride

2-辛烯基琥珀酸酐

Also known as: 2-Octenylsuccinic anhydride, 2-Octen-1-ylsuccinic anhydride, n-Octenylsuccinic anhydride, Octenyl succinic anhydride, OSA, Milldride OSA, 2,5-Furandione, dihydro-3-(octen-1-yl)-, Succinic anhydride, octenyl-, dihydro-3-(octenyl)furan-2,5-dione

Octenylsuccinic anhydride (CAS 26680-54-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H18O3 and a molecular weight of 210.27000 g/mol. It is also known as 2-Octenylsuccinic anhydride, 2-Octen-1-ylsuccinic anhydride and n-Octenylsuccinic anhydride. Key properties include a melting point of 41863ºC, a boiling point of 179ºC, a density of 1 g/mL at 25ºC(lit.) and a flash point of 163ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26680-54-6
Jingsj CID
J-46914-4
Molecular Formula
C12H18O3
Chinese Name
2-辛烯基琥珀酸酐
Molecular Weight
210.27000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point41863ºC
Boiling Point179ºC
Density1 g/mL at 25ºC(lit.)
Flash Point163ºC

Frequently Asked Questions

What is the CAS number of Octenylsuccinic anhydride?

The CAS number of Octenylsuccinic anhydride is 26680-54-6.

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

Octenylsuccinic anhydride has molecular formula C12H18O3 and molecular weight 210.27000 g/mol.

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

Last updated:

How to cite: Jingsj. "Octenylsuccinic anhydride (CAS 26680-54-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46914-4 (accessed 2026-10-24).

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