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二甲基乙酰胺 - 版本历史
2026-04-18T23:31:27Z
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123.130.221.191：建立内容为“{{Chembox | NameEn = Dimethylacetamide | ImageFile = Dimethylacetamide (structure).png | ImageSize=150px | ImageName = 二甲基乙酰胺的结构 | Imag…”的新页面
2021-07-21T18:24:18Z
<p>建立内容为“{{Chembox | NameEn = Dimethylacetamide | ImageFile = Dimethylacetamide (structure).png | ImageSize=150px | ImageName = 二甲基乙酰胺的结构 | Imag…”的新页面</p>
<p><b>新页面</b></p><div>{{Chembox<br />
| NameEn = Dimethylacetamide<br />
| ImageFile = Dimethylacetamide (structure).png<br />
| ImageSize=150px<br />
| ImageName = 二甲基乙酰胺的结构<br />
| ImageFile1 =Dimethylacetamide-3D-balls-B.png<br />
| IUPACName = Dimethylacetamide<br />
| OtherNames = ''N'',''N''-二甲基乙酰胺<br />
| Abbreviations = DMAC<br />
| Section1 = {{Chembox Identifiers<br />
| SMILES = O=C(C)N(C)C<br />
| CASNo = 127-19-5<br />
| RTECS = AB7700000<br />
}}<br />
| Section2 = {{Chembox Properties<br />
| Formula = C<sub>4</sub>H<sub>9</sub>NO<br />
| MolarMass = 87.12 <br />
| Appearance = 无色液体<br />
| Density = 0.94 g/cm<sup>3</sup><br />
| MeltingPt = -20 °C<br />
| BoilingPt = 164-166 °C<br />
| Refractive index = 1.4375<br />
| Viscosity = 1.956 cP (25 °C)<br/>1.279 cP (50 °C)<br />0.896 cP (75 °C)<br/>0.661 cP (100 °C)}}<br />
| Section7 = {{Chembox Hazards<br />
| MainHazards = [[File:Hazard T.svg|80px]]<br /> 有毒('''T''')<br />
| RPhrases = {{R61}}, {{R20/21}}<br />
| SPhrases = {{S53}}, {{S45}}<br />
| NFPA-H = 2<br />
| NFPA-F =<br />
| NFPA-R =<br />
| FlashPt = 70 °C<br />
| Autoignition = 490 °C<br />
}}<br />
| Section8 = {{Chembox Related<br />
| Function = <br />
| OtherFunctn = <br />
| Function = <br />
| OtherFunctn = <br />
}}<br />
}}<br />
''N'',''N''-'''二甲基乙酰胺'''（化学式：CH<sub>3</sub>C(O)N(CH<sub>3</sub>)<sub>2</sub>），简称二甲基乙酰胺，缩写DMAC。<br />
<br />
==性质==<br />
<br />
无色液体，与水混溶。沸点较高。与其他多数溶剂混溶，但在[[脂肪]]烃类溶剂中[[溶解性]]不佳。<br />
<br />
==用途==<br />
<br />
通常用作[[非质子溶剂|非质子]][[极性溶剂]]。<ref>{{OrgSynth | author = S. Zen and E. Kaji | title = Dimethyl nitrosuccinate | collvol = 6 | collvolpages = 503 | year = 1988 | prep = CV6P0503}}</ref><br />
<br />
==参考资料==<br />
<br />
{{reflist}}<br />
<br />
[[Category:酰胺]] [[Category:酰胺溶剂]]<br />
==参考来源==<br />
*[http://zh.wikipedia.org/wiki/%E4%BA%8C%E7%94%B2%E5%9F%BA%E4%B9%99%E9%85%B0%E8%83%BA 维基百科-二甲基乙酰胺]</div>
123.130.221.191