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About This Item
线性分子式:
FeCl2 · 4H2O
CAS号:
分子量:
198.81
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.21
方案:
≥99.0% (RT)
表单:
powder or crystals
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蒸汽压
10 mmHg ( 693 °C)
质量水平
等级
puriss. p.a.
方案
≥99.0% (RT)
表单
powder or crystals
杂质
≤0.001% total nitrogen (N)
pH值（酸碱度）
2.5 (20 °C, 100 g/L)
痕量阴离子
sulfate (SO42-): ≤100 mg/kg
痕量阳离子
As: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤50 mg/kg
Cr: ≤10 mg/kg
Cu: ≤5 mg/kg
Fe3+: ≤2000 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤50 mg/kg
Na: ≤50 mg/kg
Ni: ≤50 mg/kg
Pb: ≤10 mg/kg
Zn: ≤20 mg/kg
SMILES字符串
O.O.O.O.Cl[Fe]Cl
InChI
1S/2ClH.Fe.4H2O/h2*1H;;4*1H2/q;;+2;;;;/p-2
InChI key
WSSMOXHYUFMBLS-UHFFFAOYSA-L
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应用
氯化铁（II）四水合物可以作为催化剂用于：
- 腈和各种卤代烃合成 N-取代酰胺的无溶剂Ritter反应。
- 炔间接水化反应合成酮。
- 在锂和DTBB的参与下立体选择性地将 α, β-不饱和羰基化合物还原成相应的饱和醇。
警示用语：
Danger
危险声明
危险分类
Acute Tox. 4 Oral - Eye Dam. 1
储存分类代码
13 - Non Combustible Solids
WGK
WGK 1
闪点(°F)
does not flash
闪点(°C)
does not flash
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