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C4H2FeO4: Properties, Uses, and Applications

C4H2FeO4, also known as iron(II) fumarate or ferrous fumarate, is an iron supplement widely used to treat iron-deficiency anemia. This compound consists of iron (Fe) bound to fumaric acid (C4H4O4), providing a highly bioavailable source of iron.

Chemical Properties
C4H2FeO4 is a reddish-brown powder with a molecular weight of 169.9 g/mol. It is sparingly soluble in water but dissolves well in acidic solutions, making it ideal for oral supplements. The iron in ferrous fumarate is in the +2 oxidation state, ensuring better absorption in the human body compared to ferric (+3) forms.

Uses and Benefits
1. Iron Supplementation – C4H2FeO4 is a key ingredient in iron supplements and fortified foods, helping combat iron deficiency.
2. Pharmaceutical Applications – Used in tablets, capsules, and liquid formulations to improve hemoglobin levels.
3. Food Fortification – Added to cereals, flour, and infant formulas to enhance nutritional value.

Advantages Over Other Iron Salts
– Higher Iron Content (~33%) – More efficient than ferrous sulfate or gluconate.
– Better Absorption – Works effectively even at lower doses.
– Stability – Less prone to oxidation, ensuring longer shelf life.

Safety and Side Effects
While generally safe, excessive intake may cause gastrointestinal discomfort. Always follow recommended dosages.

Conclusion
C4H2FeO4 is a vital compound in healthcare and nutrition, offering superior iron bioavailability. Its applications in medicine and food fortification make it indispensable for addressing iron deficiency globally.

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