potassium 4-ethenylbenzenesulfonate

对苯乙烯磺酸钾

Also known as: potassium p-styrenesulfonate, potassium p-vinylbenzenesulfonate, potassium p-vinylbenzenesulphonate, 4-styrenesulfonic acid potassium salt, 4-vinylbenzenesulfonic acid potassium salt, p-vinylbenzenesulfonic acid potassium salt, p-styrenesulfonic acid potassium salt, P-STYRENESULFONIC ACID POTASSIUM SALT, POTASSIUM P-STYRENE SULFONATE

potassium 4-ethenylbenzenesulfonate (CAS 4551-90-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H7KO3S and a molecular weight of 222.30300 g/mol. It is also known as potassium p-styrenesulfonate, potassium p-vinylbenzenesulfonate and potassium p-vinylbenzenesulphonate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4551-90-0
Jingsj CID
J-29378-9
Molecular Formula
C8H7KO3S
Chinese Name
对苯乙烯磺酸钾
Molecular Weight
222.30300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of potassium 4-ethenylbenzenesulfonate?

The CAS number of potassium 4-ethenylbenzenesulfonate is 4551-90-0.

What are the molecular formula and molecular weight of potassium 4-ethenylbenzenesulfonate?

potassium 4-ethenylbenzenesulfonate has molecular formula C8H7KO3S and molecular weight 222.30300 g/mol.

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

Last updated:

How to cite: Jingsj. "potassium 4-ethenylbenzenesulfonate (CAS 4551-90-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29378-9 (accessed 2026-10-23).

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