Styrene-maleic anhydride copolymer

聚苯乙烯马来酸酐共聚物

Also known as: Poly(styrene-co-maleic anhydride), Maleic anhydride styrene polymer, 2,5-Furandione-styrene polymer, Dylark 230, Dylark 231, Dylark 232, Dylark 238, Dylark 332, Dytherm X214, Lytron 810, Lytron 820, Povimal ST, Styrite HS 2, Styromal, Styromal 30, Styromal 5, SMA

Styrene-maleic anhydride copolymer (CAS 9011-13-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H13NO3 and a molecular weight of 219.236 g/mol. It is also known as Poly(styrene-co-maleic anhydride), Maleic anhydride styrene polymer and 2,5-Furandione-styrene polymer. Key properties include a melting point of 160ºC, a boiling point of 145.2ºC at 760 mmHg, a density of 1.080 g/cm3 and a flash point of 31.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 9011-13-6
Jingsj CID: J-1101958-5
Molecular Formula: C₁₂H₁₃NO₃
Chinese Name: 聚苯乙烯马来酸酐共聚物
Molecular Weight: 219.236 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	160ºC
Boiling Point	145.2ºC at 760 mmHg
Density	1.080 g/cm3
Flash Point	31.1ºC

Frequently Asked Questions

What is the CAS number of Styrene-maleic anhydride copolymer?

The CAS number of Styrene-maleic anhydride copolymer is 9011-13-6.

What are the molecular formula and molecular weight of Styrene-maleic anhydride copolymer?

Styrene-maleic anhydride copolymer has molecular formula C12H13NO3 and molecular weight 219.236 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Styrene-maleic anhydride copolymer (CAS 9011-13-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1101958-5 (accessed 2026-10-25).

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