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href=\"\u002Fen\u002Fcas\u002F623-42-7_167523.html#duXinDiv\">丁酸甲酯毒性英文版\u003C\u002Fa>\u003C\u002Fp>\n\n\u003C\u002Ftd>","\u003Cp>由甲醇和丁酸在硫酸催化下经酯化反应制得。\u003C\u002Fp>\u003Cp>精制方法：常含有因水解产生的游离丁酸和甲醇。精制时用碳酸氢钾溶液洗涤，再用水洗涤，无水硫酸钠或碳酸钾干燥后蒸馏。\u003C\u002Fp>","\u003Ctd>\n\n\u003Ctable>\n\u003Ctbody>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 国标编号: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 32140 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> ＣＡＳ: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 623-42-7 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 中文名称: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 正丁酸甲酯 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 英文名称: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> Methyl butyrate；Butanoic acid methyl ester \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 别 名: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 丁酸甲酯 \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>CH\u003Csub>2\u003C\u002Fsub>COOCH\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> <-97℃ 沸点：102.3℃ \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 密 度: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 相对密度(水=1)0.90； \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 蒸汽压: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 14℃ \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 溶解性: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 微溶于水，溶于乙醇、乙醚等 \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> 无色液体，有苹果香味 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 危险标记: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 7(易燃液体) \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 用 途: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 用作染料和用于有机合成 \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：蒸气或雾对眼、粘膜和上呼吸道有刺激性。蒸气对皮肤有刺激性。对人的刺激阈浓度为70mg\u002Fm3。 \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：LD503380mg\u002Fkg(兔经口)；3560mg\u002Fkg(兔经皮)；LC5018000mg\u002Fm3 2小时(小鼠吸入) \n\u003Cbr \u002F>危险特性：其蒸气与空气形成爆炸性混合物，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，遇火源引着回燃。若遇高热，容器内压增大，有开裂和爆炸的危险。 \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>\n\n\u003Cb>5.环境标准: \u003C\u002Fb>\n\u003Cbr \u002F>前苏联 车间空气中有害物质的最高容许浓度 5mg\u002Fm3[皮] \n\u003Cbr \u002F>嗅觉阈浓度 0.011mg\u002Fm3 \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>疏散泄漏污染区人员至安全区，禁止无关人员进入污染区，切断火源。建议应急处理人员戴自给式呼吸器，穿一般消防防护服。在确保安全情况下堵漏。喷水雾会减少蒸发，但不能降低泄漏物在受限制空间内的易燃性。用沙土、干燥石灰或苏打灰混合，然后使用无火花工具收集运至废物处理场所处置。也可以用大量水冲洗，经稀释的洗水放入废水系统。如大量泄漏，利用围堤收容，然后收集、转移、回收或无害处理后废弃。 \n\u003Cbr \u002F>\n\u003Cbr \u002F>二、防护措施 \n\u003Cbr \u002F>\n\u003Cbr \u002F>呼吸系统防护：高浓度环境中，应该佩带防毒口罩。必要时佩带自给式呼吸器。 \n\u003Cbr \u002F>眼睛防护：一般不需特殊防护，高浓度接触时可戴化学安全防护眼镜。 \n\u003Cbr \u002F>身体防护：穿相应的工作服。 \n\u003Cbr \u002F>手防护：戴防护手套。 \n\u003Cbr \u002F>其它：工作现场严禁吸烟。工作后，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：脱去污染的衣着，用流动清水冲洗。 \n\u003Cbr \u002F>眼睛接触：立即提起眼睑，用流动清水冲洗。 \n\u003Cbr \u002F>吸入：脱离现场至空气新鲜处。必要时进行人工呼吸。就医。 \n\u003Cbr \u002F>食入：误服者给饮大量温水，催吐，就医。 \n\u003Cbr \u002F>\n\u003Cbr \u002F>灭火方法：泡沫、干粉、二氧化碳、砂土。用水灭火无效。 \n\u003Cbr \u002F>\u003Cbr \u002F>\u003Cbr \u002F>\u003Cbr \u002F>\u003Cbr \u002F>\u003Cbr \u002F>\u003Cbr \u002F>\u003Cbr \u002F>\u003Cbr \u002F>\n\n\u003C\u002Ftd>","2026-08-21T07:51:12.859463Z",false,[357,363,369,375,381,387],{"slug":358,"cid":359,"name":360,"nameZh":361,"cas":362},"785894087629737984","J-37159-5","Propylene carbonate","碳酸丙烯酯","108-32-7",{"slug":364,"cid":365,"name":366,"nameZh":367,"cas":368},"785882997109821440","J-1967105-9","Lithium acetate dihydrate","二水醋酸锂","6108-17-4",{"slug":370,"cid":371,"name":372,"nameZh":373,"cas":374},"785883118186795008","J-1354721-3","lithium 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