<p><b>甲酸鐵</b>是鐵的甲酸鹽，化學式為Fe(HCOO)<sub>3</sub>，它在加熱下分解。甲酸鐵的酸式鹽[Fe(HCOO)<sub>3</sub>]<sub>6</sub>·6HCOOH也是已知的，它於175 °C開始分解。</p>
<h2><span id=".E5.88.B6.E5.A4.87"></span><span id="制备">製備</span></h2>
<p>甲酸鐵可由甲酸亞鐵在甲酸的存在下和過氧化氫反應得到，或直接由鐵粉和甲酸在氧化劑的存在下反應製得：</p>
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  </semantics></math></span></span></dd></dl></dd></dl><h2><span id=".E6.80.A7.E8.B4.A8"></span><span id="性质">性質</span></h2>
<p>甲酸鐵二水合物在100 °C時得到無水物，更高溫度（278 °C）產生鐵的氧化物及氣態產物。</p>
<h2><span id=".E5.8F.82.E8.80.83.E6.96.87.E7.8C.AE"></span><span id="参考文献">參考文獻</span></h2>

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**甲酸鐵**是鐵的甲酸鹽，化學式為 Fe (HCOO)3，它在加熱下分解。甲酸鐵的酸式鹽 [Fe (HCOO)3]6・6HCOOH 也是已知的，它於 175 °C 開始分解。

## 製備

甲酸鐵可由甲酸亞鐵在甲酸的存在下和過氧化氫反應得到，或直接由鐵粉和甲酸在氧化劑的存在下反應製得：

　
: : ${\mathsf {4Fe+12HCOOH+3O_{2}\ {\xrightarrow {I_{2}}}\ 4Fe(CHO_{2})_{3}+6H_{2}O}}$

## 性質

甲酸鐵二水合物在 100 °C 時得到無水物，更高溫度（278 °C）產生鐵的氧化物及氣態產物。

## 參考文獻
111195-82-5