CAS No.：77214-82-5； Iron(III) 4-methylbenzenesulfonate
CAS No.：77214-82-5
Formular：C21H21FeO9S3
Molecular weight：569.426
Description
Technical Parameters
Iron(III) 4-methylbenzenesulfonate
CAS No.：77214-82-5
Synonyms
Fe (III)‑PTS;
4-Methyl-benzolsulfonsure, Eisen Salz;
p-Toluenesulfonic acid, ferric salt;
Iron(III) 4-Methylbenzenesulfonate;
Benzenesulfonic acid, 4-methyl-, iron(3+) salt;
Chemical structural formula
Products Description
| Item | Specification |
|---|---|
| Appearance | Orange solid powder |
| Purity | ≥98.0% |
| Formular | C21H21FeO9S3 |
| Molecular weight | 224.24 |
| HS Code | 2904100090 |
Storage
Room temperature,sealed storage, away from moisture and light.
Package
500g/bag, 1kg/bag, 5kg/drum, 25kg/drum.
Service
Customized drum/barrel/bottle packaging acceptable.
Application
Iron p-toluenesulfonate: Oxidant for solid electrolytic capacitors, formable into 50–55% n-butanol solution.
FAQ
Q: English Application Summary
A: Iron(III) p-toluenesulfonate is an orange-to-reddish-brown solid with strong oxidizing properties and Lewis acidity, soluble in polar solvents such as water and ethanol. Its main applications are as follows:
1.Solid-state Capacitors (Primary Use) Serves as an oxidant to polymerize with EDOT (3,4-ethylenedioxythiophene), forming the conductive polymer PEDOT. Used as cathode material for polymer solid-state capacitors, enhancing conductivity and stability. 2.Conductive Materials & Electronics
Produces conductive fabrics, antistatic coatings, electrode materials; used as an additive in PCB through-hole copper plating to improve coating uniformity.
3.Organic Synthesis Catalysis
Acts as a Lewis acid catalyst for acylation, alkylation, esterification, Diels-Alder reactions; also a mild oxidant for organic peroxide synthesis and substrate oxidation.
4.Pharmaceuticals & Fine Chemicals
Synthesizes pharmaceutical intermediates and complex catalysts; used in green synthesis (e.g., alcohol acetylation) with mild conditions and high selectivity.
5.Water Treatment & Environmental Protection
Functions as a flocculant/oxidant for industrial wastewater treatment, removing organics and heavy metals; aids sludge dewatering and mineral flotation.
6.Others
Battery electrolyte additive, metal corrosion inhibitor, sensor material precursor, etc.
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