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(欧洲)","R11",{"key":385,"value":386},"安全声明 (欧洲)","S16-S23-S24-S29-S33",{"key":388,"value":389},"危险品运输编码","UN 1195 3\u002FPG 2",{"key":391,"value":392},"WGK德国","1",{"key":394,"value":395},"RTECS号","UF3675000",{"key":397,"value":398},"包装等级","II",{"key":400,"value":401},"危险类别","3",{"key":346,"value":347},"\u003Ctd>\n\n\u003Cp>\u003Cstrong>丙酸乙酯毒理学数据:\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Cp>\u003C\u002Fp>\u003Cp>1.急性毒性\u003C\u002Fp>\n\u003Cp>LD50：8732mg\u002Fkg（大鼠经口）；3500mg\u002Fkg（兔经口）\u003C\u002Fp>\n\u003Cp>2.刺激性\u003C\u002Fp>\n\u003Cp>家兔经皮：500mg（24h），中度刺激。\u003C\u002Fp>\n\u003Cp>家兔经眼：100mg，中度刺激。\u003C\u002Fp>\n\u003Cp>\u003C\u002Fp>\n\u003Cp>\u003Cstrong>丙酸乙酯生态学数据:\u003C\u002Fstrong>\u003C\u002Fp>\n\u003Cp>\u003C\u002Fp>\u003Cp>1.生态毒性 \u003C\u002Fp>\n\u003Cp>LC50：56mg\u002FL（48h)（虹鳟鱼）；45~170mg\u002FL（48h）（水蚤）\u003C\u002Fp>\n\u003Cp>EC50：811mg\u002FL（15min）（发光菌，Microtox毒性测试）\u003C\u002Fp>\n\u003Cp>IC50：14mg\u002FL（72h）（四尾栅藻）\u003C\u002Fp>\n\u003Cp>2.生物降解性 暂无资料\u003C\u002Fp>\n\u003Cp>3.非生物降解性 空气中，当羟基自由基浓度为5.00×10\u003Csup>5\u003C\u002Fsup>个\u002Fcm\u003Csup>3\u003C\u002Fsup>时，降解半衰期为7d（理论）。\u003C\u002Fp>\n\u003Cp>在pH值为7，8时，水解半衰期分别为2.5a和90d（理论）。\u003C\u002Fp>\n\u003Cp>\u003C\u002Fp>\n\u003Cp>\u003Ca href=\"\u002Fen\u002Fcas\u002F105-37-3_161998.html#duXinDiv\">丙酸乙酯毒性英文版\u003C\u002Fa>\u003C\u002Fp>\n\n\u003C\u002Ftd>","\u003Cp>1.主要采用酯化法。以丙酸和乙醇为原料，在浓硫酸催化剂存在下进行酯化反应，然后经中和、洗涤、干燥、蒸馏而得。\u003C\u002Fp>\u003Cp>2.由丙酸和乙醇直接酯化，经洗涤、分馏制得。\u003C\u002Fp>\u003Cp>精制方法：含有水、丙酸、乙醇等杂质。精制时用碳酸钠溶液中和，再分别用水、氯化钙溶液洗涤，无水碳酸钾干燥后精馏。\u003C\u002Fp>\u003Cp>\u003C\u002Fp>\u003Cp>3.在搪玻反应器中，加入工业乙醇38kg、正丙酸50kg，搅拌15min后，加入无水氯化钙38kg，搅拌下加热回流10h。蒸馏出粗品80～85L。粗品80L，搅拌下以5%～10%的碳酸钠溶液洗3～4次，酸性合格后，再水洗一次，加工业碳酸2～3Kg干燥。在不锈钢器中将干燥后的粗品50kg，蒸馏，收集96～100℃馏分，得40L成品。\u003Cbr \u002F>过程反应式为：\u003C\u002Fp>\u003Cp>\u003C\u002Fp>","\u003Ctd>\n\n\u003Ctable>\n\u003Ctbody>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 国标编号: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 32136 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> ＣＡＳ: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 105-37-3 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 中文名称: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 丙酸乙酯 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 英文名称: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> ethyl propanoate \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 别 名: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 分子式: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> C\u003Csub>5\u003C\u002Fsub>H\u003Csub>10\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>；CH\u003Csub>3\u003C\u002Fsub>CH\u003Csub>2\u003C\u002Fsub>COOCH\u003Csub>2\u003C\u002Fsub>CH\u003Csub>3\u003C\u002Fsub> \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 分子量: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 102.13 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 熔 点: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> -73.9℃ 沸点：99.1℃ \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 密 度: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 相对密度(水=1)0.89； \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 蒸汽压: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 12℃ \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 溶解性: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 不溶于水，溶于醇、醚，可混溶于多数有机溶剂 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 稳定性: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 稳定 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 外观与性状: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 无色有芳香味的液体 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 危险标记: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 7(中闪点易燃液体) \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 用 途: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 用作溶剂，也用于有机合成 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003C\u002Ftbody>\n\u003C\u002Ftable>\n\u003Cbr \u002F>\n\u003Cb> 2.对环境的影响: \u003C\u002Fb>\n\u003Cbr \u002F>一、健康危害 \n\u003Cbr \u002F>\n\u003Cbr \u002F>侵入途径：吸入、食入、经皮吸收。 \n\u003Cbr \u002F>健康危害：高浓度蒸气有刺激性，引起眼、鼻、咽喉刺痛，可有恶心、呕吐。此外可发生头昏、倦睡、共济失调以及昏迷。眼及皮肤直接接触有刺激性。口服有中等毒性，引起恶心、呕吐、腹部不适、腹泻、头昏、倦睡、共济失调、昏迷。长期反复接触对皮肤有脱脂作用，引起皮肤皲裂、角化。 \n\u003Cbr \u002F>\n\u003Cbr \u002F>二、毒理学资料及环境行为 \n\u003Cbr \u002F>\n\u003Cbr \u002F>急性毒性：LD503500mg\u002Fkg(兔经口) \n\u003Cbr \u002F>危险特性：易燃，其蒸气与空气可形成爆炸性混合物。遇明火、高热能引起燃烧爆炸。与氧化剂能发生强烈反应。其蒸气比空气重，能在较低处扩散到相当远的地方，遇明火会引着回燃。 \n\u003Cbr \u002F>燃烧(分解)产物：一氧化碳、二氧化碳。 \n\u003Cbr \u002F>\n\u003Cbr \u002F>\n\n\u003Cb>3.现场应急监测方法: \u003C\u002Fb>\n\u003Cbr \u002F>　 \n\u003Cbr \u002F>\n\u003Cbr \u002F>\n\n\u003Cb>4.实验室监测方法: \u003C\u002Fb>\n\u003Cbr \u002F>气相色谱法，参照《分析化学手册》(第四分册，色谱分析)，化学工业出版社 \n\u003Cbr \u002F>\n\u003Cbr \u002F>5.环境标准： \n\u003Cbr \u002F>　 \n\u003Cbr \u002F>\n\u003Cbr \u002F>\n\n\u003Cb>6.应急处理处置方法: \u003C\u002Fb>\n\u003Cbr \u002F>一、泄漏应急处理 \n\u003Cbr \u002F>\n\u003Cbr \u002F>迅速撤离泄漏污染区人员至安全区，并进行隔离，严格限制出入。切断火源。建议应急处理人员戴自给正压式呼吸器，穿消防防护服。尽可能切断泄漏源，防止进入下水道、排洪沟等限制性空间。小量泄漏：用活性炭或其它惰性材料吸收。也可以用大量水冲洗，洗水稀释后放入废水系统。大量泄漏：构筑围堤或挖坑收容；用泡沫覆盖，降低蒸气灾害。用防爆泵转移至槽车或专用收集器内，回收或运至废物处理场所处置。 \n\u003Cbr \u002F>\n\u003Cbr \u002F>二、防护措施 \n\u003Cbr \u002F>\n\u003Cbr \u002F>呼吸系统防护：可能接触其蒸气时，应该佩戴自吸过滤式防毒面具(半面罩)。紧急事态抢救或撤离时，建议佩戴空气呼吸器。 \n\u003Cbr \u002F>眼睛防护：必要时，戴化学安全防护眼镜。 \n\u003Cbr \u002F>身体防护：穿防静电工作服。 \n\u003Cbr \u002F>手防护：戴乳胶手套。 \n\u003Cbr \u002F>其它：工作现场严禁吸烟。工作毕，淋浴更衣。注意个人清洁卫生。 \n\u003Cbr \u002F>\n\u003Cbr \u002F>三、急救措施 \n\u003Cbr \u002F>\n\u003Cbr \u002F>皮肤接触：脱去被污染的衣着，用肥皂水和清水彻底冲洗皮肤。 \n\u003Cbr \u002F>眼睛接触：提起眼睑，用流动清水或生理盐水冲洗。就医。 \n\u003Cbr \u002F>吸入：迅速脱离现场至空气新鲜处。保持呼吸道通畅。如呼吸困难，给输氧。如呼吸停止，立即进行人工呼吸。就医。 \n\u003Cbr \u002F>食入：饮足量温水，催吐。就医。 \n\u003Cbr \u002F>\n\u003Cbr \u002F>灭火方法：灭火剂：泡沫、二氧化碳、干粉、砂土。用水灭火无效，但可用水保持火场中容器冷却。 \n\u003Cbr \u002F>\u003Cbr \u002F>\u003Cbr \u002F>\u003Cbr \u002F>\u003Cbr 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