Ammonium ferric citrate


Ammonium ferric citrate has the formula 5. A distinguishing feature of this compound is that it is very soluble in water, in contrast to ferric citrate which is not very soluble.
In its crystal structure each citric acid moiety has lost four protons. The deprotonated hydroxyl group and two of the carboxylate groups ligate to the ferric center, while the third carboxylate group coordinates with the ammonium.

Uses

Ammonium ferric citrate has a range of uses, including: