Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene)

Also known as: Poly(oxy-p-phenylenesulfonyl-p-phenylene), Polyethersulfone, PES, MFCD00084366, 4,4'-Sulfonyldiphenol polymer, Bis(4-chlorophenyl)sulfone-4,4'-sulfonyldiphenol copolymer

Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene) (CAS 25667-42-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula (C12H8O3S)n and a molecular weight of 322.022 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 25667-42-9
Jingsj CID: J-51404-4
Molecular Formula: (C₁₂H₈O₃S)n
Molecular Weight: 322.022 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene)?

The CAS number of Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene) is 25667-42-9.

What are the molecular formula and molecular weight of Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene)?

Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene) has molecular formula (C12H8O3S)n and molecular weight 322.022 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Poly(oxy-1,4-phenylenesulfonyl-1,4-phenylene) (CAS 25667-42-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-51404-4 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.