Fluorescent Brightener 54

荧光增白剂54

Also known as: Fluorescent brightening agent 54, C.I. Fluorescent Brightener 54, C.I. 505510, sodium 4-[3-(4-chlorophenyl)-4,5-dihydro-5-phenyl-1H-pyrazol-1-yl]benzenesulphonate, 4-[3-(4-Chlorophenyl)-5-phenyl-2-pyrazoline-1-yl]benzenesulfonic acid sodium salt, Whitex WG, Tinopal WG

Fluorescent Brightener 54 (CAS 12768-89-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C21H16ClN2NaO3S and a molecular weight of 434.87111 g/mol. It is also known as Fluorescent brightening agent 54, C.I. Fluorescent Brightener 54 and C.I. 505510. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 12768-89-7
Jingsj CID: J-1529985-9
Molecular Formula: C₂₁H₁₆ClN₂NaO₃S
Chinese Name: 荧光增白剂54
Molecular Weight: 434.87111 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Fluorescent Brightener 54?

The CAS number of Fluorescent Brightener 54 is 12768-89-7.

What are the molecular formula and molecular weight of Fluorescent Brightener 54?

Fluorescent Brightener 54 has molecular formula C21H16ClN2NaO3S and molecular weight 434.87111 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. "Fluorescent Brightener 54 (CAS 12768-89-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1529985-9 (accessed 2026-10-24).

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