Ferric citrate

柠檬酸铁

Also known as: Iron(III) citrate, Iron(3+) citrate, Citric acid iron(III) salt, Iron citrate

Ferric citrate (CAS 3522-50-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H5FeO7 and a molecular weight of 244.945 g/mol. It is also known as Iron(III) citrate, Iron(3+) citrate and Citric acid iron(III) salt. Key properties include a boiling point of 309.6ºC at 760 mmHg, a density of 1.762g/cm3 and a flash point of 155.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3522-50-7
Jingsj CID: J-32912-7
Molecular Formula: C₆H₅FeO₇
Chinese Name: 柠檬酸铁
Molecular Weight: 244.945 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	309.6ºC at 760 mmHg
Density	1.762g/cm3
Flash Point	155.2ºC
Exact Mass	244.938477
PSA	140.62000
Vapor Pressure	5.73E-05mmHg at 25°C
Refractive Index	1.575

Activity & Biological Data

Additional Information	[1]. Yuichi Baba, et al. Protective effects of the mechanistic target of rapamycin against excess iron and ferroptosis in cardiomyocytes. Am J Physiol Heart Circ Physiol. 2018 Mar 1;314(3):H659-H668. [2]. Julia B Lewis, et al. Ferric citrate controls phosphorus and delivers iron in patients on dialysis. J Am Soc Nephrol. 2015 Feb;26(2):493-503. [3]. Connor Francis, et al. Ferric citrate reduces fibroblast growth factor 23 levels and improves renal and cardiac function in a mouse model of chronic kidney disease. Kidney Int. 2019 Dec;96(6):1346-1358.

Additional Information

[1]. Yuichi Baba, et al. Protective effects of the mechanistic target of rapamycin against excess iron and ferroptosis in cardiomyocytes. Am J Physiol Heart Circ Physiol. 2018 Mar 1;314(3):H659-H668. [2]. Julia B Lewis, et al. Ferric citrate controls phosphorus and delivers iron in patients on dialysis. J Am Soc Nephrol. 2015 Feb;26(2):493-503. [3]. Connor Francis, et al. Ferric citrate reduces fibroblast growth factor 23 levels and improves renal and cardiac function in a mouse model of chronic kidney disease. Kidney Int. 2019 Dec;96(6):1346-1358.

Customs & Trade Information

HS Code	2918150000
Summary	2918150000. other salts and esters of citric acid. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:4ABXY(export license,certificate of inspection for goods inward,certificate of inspection for goods outwardexport license(processing trade),export license(border small volume trade)). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ferric citrate?

The CAS number of Ferric citrate is 3522-50-7.

What are the molecular formula and molecular weight of Ferric citrate?

Ferric citrate has molecular formula C6H5FeO7 and molecular weight 244.945 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. "Ferric citrate (CAS 3522-50-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32912-7 (accessed 2026-10-28).

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