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甲缩醛 - <span style="box-sizing: border-box; font-weight: 700;">基本信息</span>
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中文名
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<span style="color:#0d638f"><span style="box-sizing: border-box;">二甲氧基甲烷</span></span><br style="box-sizing: border-box;"/>
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英文名
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<span style="color:#0d638f"><span style="box-sizing: border-box;">Dimethoxymethane</span></span><br style="box-sizing: border-box;"/>
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别名
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<span style="color:#0d638f"><span style="box-sizing: border-box;">甲缩醛</span></span><br style="box-sizing: border-box;"/><span style="color:#0d638f"><span style="box-sizing: border-box;">二甲醇缩甲醛</span></span><br style="box-sizing: border-box;"/><span style="color:#0d638f"><span style="box-sizing: border-box;">甲撑二甲醚</span></span><br style="box-sizing: border-box;"/>
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英文别名
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Formaldehyde dimethyl acetal~Methylal<br style="box-sizing: border-box;"/><span style="color:#0d638f"><span style="box-sizing: border-box;">Methylal</span></span><br style="box-sizing: border-box;"/><span style="color:#0d638f"><span style="box-sizing: border-box;">Dimethoxymethane, (Formaldehyde dimethyl acetal)</span></span><br style="box-sizing: border-box;"/><span style="color:#0d638f"><span style="box-sizing: border-box;">formaldehyde dime. acetal</span></span><br style="box-sizing: border-box;"/><span style="color:#0d638f"><span style="box-sizing: border-box;">Formal</span></span><br style="box-sizing: border-box;"/>
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CAS
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<span style="color:#0d638f"><span style="box-sizing: border-box;">109-87-5</span></span><br style="box-sizing: border-box;"/>
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EINECS
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203-714-2
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化学式
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<span style="color:#0d638f"><span style="box-sizing: border-box;">C3H8O2</span></span><br style="box-sizing: border-box;"/>
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分子量
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76.0944
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InChI
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InChI=1/C3H8O2/c1-4-3-5-2/h3H2,1-2H3
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密度
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0.838g/cm<span style="box-sizing: border-box; position: relative; font-size: 12px; line-height: 0; vertical-align: baseline; top: -0.5em;">3</span>
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熔点
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-105℃
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沸点
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45.238°C at 760 mmHg
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水溶性
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32.3 g/100 mL (16℃)
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蒸汽压
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364.565mmHg at 25°C
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折射率
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1.348
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物化性质
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性状 无色澄清易挥发可燃液体,有氯仿气味和刺激味。<br style="box-sizing: border-box;"/>熔点 -104.8℃<br style="box-sizing: border-box;"/>沸点 44℃<br style="box-sizing: border-box;"/>相对密度 0.8560<br style="box-sizing: border-box;"/>折射率 1.3513<br style="box-sizing: border-box;"/>闪点 -17.8℃<br style="box-sizing: border-box;"/>溶解性 溶于3倍的水[20℃时水中溶解度32%(重量)]。与多数有机溶剂混溶。<br style="box-sizing: border-box;"/>
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产品用途
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用于生产阳离子交换树脂和溶剂等
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危险品标志
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F - 易燃物品<br style="box-sizing: border-box;"/><img src="https://www.chembk.com/assets/images/hs/F.gif" alt="易燃物品" style="box-sizing: border-box; vertical-align: middle;"/><br style="box-sizing: border-box;"/>Xi - 刺激性物品<br style="box-sizing: border-box;"/><img src="https://www.chembk.com/assets/images/hs/Xi.gif" alt="刺激性物品" style="box-sizing: border-box; vertical-align: middle;"/><br style="box-sizing: border-box;"/>
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风险术语
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R11 - 高度易燃。<br style="box-sizing: border-box;"/>R36/37/38 - 刺激眼睛、呼吸系统和皮肤。<br style="box-sizing: border-box;"/>
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安全术语
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S16 - 远离火源。<br style="box-sizing: border-box;"/>S26 - 不慎与眼睛接触后,请立即用大量清水冲洗并征求医生意见。<br style="box-sizing: border-box;"/>S37/39 - 戴适当的手套和护目镜或面具。<br style="box-sizing: border-box;"/>
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危险品运输编号
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UN 1234
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上游原料
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<span style="color:#0d638f"><span style="box-sizing: border-box;">氨基乙酸</span></span> <span style="color:#0d638f"><span style="box-sizing: border-box;">多聚甲醛</span></span> <span style="color:#0d638f"><span style="box-sizing: border-box;">甲醇</span></span>
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