<p><b>乙酸釓</b>是鑭系金屬釓和乙酸形成的鹽，化學式為Gd(CH<sub>3</sub>COO)<sub>3</sub>，是可溶於水的無色晶體，可以形成水合物。其四水合物具有基態鐵磁性。</p>
<h2><span id=".E5.88.B6.E5.A4.87"></span><span id="制备">製備</span></h2>
<p>乙酸釓的四水合物可由氧化釓和乙酸反應，從水溶液中結晶得到：</p>
<dl><dd>Gd<sub>2</sub>O<sub>3</sub> + 6 HAc + 5 H<sub>2</sub>O → [(GdAc<sub>3</sub>(H<sub>2</sub>O)<sub>2</sub>)<sub>2</sub>]·4H<sub>2</sub>O</dd></dl><h2><span id=".E6.80.A7.E8.B4.A8"></span><span id="性质">性質</span></h2>
<p>乙酸釓和乙醯丙酮在三乙胺的存在下在甲醇溶液中回流反應，可以得到配合物[Gd<sub>4</sub>(CH<sub>3</sub>COO)<sub>4</sub>(acac)<sub>8</sub>(H<sub>2</sub>O)<sub>4</sub>]。</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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**乙酸釓**是鑭系金屬釓和乙酸形成的鹽，化學式為 Gd (CH3COO)3，是可溶於水的無色晶體，可以形成水合物。其四水合物具有基態鐵磁性。

## 製備

乙酸釓的四水合物可由氧化釓和乙酸反應，從水溶液中結晶得到：

　
: Gd2O3 + 6 HAc + 5 H2O → [(GdAc3(H2O)2)2]·4H2O

## 性質

乙酸釓和乙醯丙酮在三乙胺的存在下在甲醇溶液中回流反應，可以得到配合物 [Gd4(CH3COO)4(acac)8(H2O)4]。

## 參考文獻
16056-77-2