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Chemistry","计算化学","1.疏水参数计算参考值（XlogP）:0.8\n2.氢键供体数量:0\n3.氢键受体数量:0\n4.可旋转化学键数量:0\n5.互变异构体数量:无\n6.拓扑分子极性表面积0\n7.重原子数量:3\n8.表面电荷:0\n9.复杂度:15.5\n10.同位素原子数量:0\n11.确定原子立构中心数量:0\n12.不确定原子立构中心数量:0\n13.确定化学键立构中心数量:0\n14.不确定化学键立构中心数量:0\n15.共价键单元数量:1",{"label":231,"labelZh":231,"value":232},"更多","1.性状：无色气体，略带甜味。\n2.熔点（℃）：-136\n3.沸点（℃）：-34.5\n4.相对密度（水=1）：1.79\n5.相对蒸气密度（空气=1）：1.42\n6.饱和蒸气压（kPa）：817（21℃）\n7.临界压力（MPa）：5.25\n8.辛醇\u002F水分配系数：1.45\n9.闪点（℃）：＜30\n10.爆炸上限（%）：13.0\n11.爆炸下限（%）：2.1\n12.溶解性：不溶于水，微溶于乙醇，溶于苯、石油醚，易溶于乙醚。\n13.偏心因子：0.160\n14.Lennard-Jones参数（A）：6.347\n15.Lennard-Jones参数（K）：197.9\n16.溶度参数(J·cm\n-3\n)\n0.5\n：17.551\n17.van der Waals面积（cm\n2\n·mol\n-1\n）：4.706×10\n9\n18.van der Waals体积（cm\n3\n·mol\n-1\n）：30.840\n19.气相标准燃烧热(焓)(kJ·mol\n-1\n)：-1942.6\n20.气相标准声称热(焓)( kJ·mol\n-1\n)：190.5\n21.气相标准熵(J·mol\n-1\n·K\n-1\n) ：243.77\n22.气相标准生成自由能( kJ·mol\n-1\n)：201.3\n23.气相标准热熔(J·mol\n-1\n·K\n-1\n)：59.03",null,[],"\u003Ctd>\n\u003Cdiv class=\"\" id=\"MSDSTbl\">\n\u003Ctable class=\"_table_all\">\n\u003Ctbody>\n\u003Ctr class=\"_tr_1\">\n\u003Ctd class=\"_td_header_1\">\u003Cstrong> 国标编号: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_1\"> 21021 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_2\">\n\u003Ctd class=\"_td_header_2\">\u003Cstrong> ＣＡＳ: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_2\"> 463-49-0 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_3\">\n\u003Ctd class=\"_td_header_3\">\u003Cstrong> 中文名称: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_3\"> 丙二烯 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_4\">\n\u003Ctd class=\"_td_header_4\">\u003Cstrong> 英文名称: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_4\"> allene；dimethylene methane \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_5\">\n\u003Ctd class=\"_td_header_5\">\u003Cstrong> 别 名: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_5\"> \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_6\">\n\u003Ctd class=\"_td_header_6\">\u003Cstrong> 分子式: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_6\"> C\u003Csub>3\u003C\u002Fsub>H\u003Csub>4\u003C\u002Fsub>；(H\u003Csub>2\u003C\u002Fsub>C)\u003Csub>2\u003C\u002Fsub>C \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_7\">\n\u003Ctd class=\"_td_header_7\">\u003Cstrong> 分子量: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_7\"> 40.06 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_8\">\n\u003Ctd class=\"_td_header_8\">\u003Cstrong> 熔 点: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_8\"> -146℃ 沸点：-34.5? \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_9\">\n\u003Ctd class=\"_td_header_9\">\u003Cstrong> 密 度: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_9\"> 相对密度(水=1)1.79； \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_10\">\n\u003Ctd class=\"_td_header_10\">\u003Cstrong> 蒸汽压: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_10\"> -136.6℃ \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_11\">\n\u003Ctd class=\"_td_header_11\">\u003Cstrong> 溶解性: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_11\"> 不溶于水，微溶于乙醇，易溶于乙醚 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_12\">\n\u003Ctd class=\"_td_header_12\">\u003Cstrong> 稳定性: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_12\"> 不稳定 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_13\">\n\u003Ctd class=\"_td_header_13\">\u003Cstrong> 外观与性状: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_13\"> 无色气体，略带甜味 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_14\">\n\u003Ctd class=\"_td_header_14\">\u003Cstrong> 危险标记: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_14\"> 4(易燃气体) \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr class=\"_tr_15\">\n\u003Ctd class=\"_td_header_15\">\u003Cstrong> 用 途: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd class=\"_td_header_content_15\"> 作为活性中间体 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003C\u002Ftbody>\n\u003C\u002Ftable>\n\u003Cbr\u002F>\n\u003Cb class=\"msds_title\"> 2.对环境的影响: \u003C\u002Fb>\n\u003Cbr\u002F>该物质对环境有危害，应特别注意对地表水、土壤、大气和饮用水的污染，对鱼类和水体要给予特别注意。 \n\u003Cbr\u002F>\n\u003Cbr>一、健康危害 \n\u003Cbr>\n\u003Cbr>\u003Cdiv id=\"msdsControl\">侵入途径：吸入。 \n\u003Cbr\u002F>健康危害：有单纯窒息、麻醉和刺激作用。吸入后引起头痛、头晕、倦睡、流涎、呕吐、神志不清。可因缺氧而窒息死亡。眼和皮肤接触液态本品，可致冻伤。 \n\u003Cbr\u002F>\n\u003Cbr\u002F>二、毒理学资料及环境行为 \n\u003Cbr\u002F>\n\u003Cbr\u002F>危险特性：易燃，与空气混合能形成爆炸性混合物。遇热源和明火有燃烧爆炸的危险。是非常活跃的物质，容易产生聚合。在200KPa下可发生爆炸性分解。气体比空气重，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\u003Chr class=\"msds_hr\"\u002F>\n\u003Cb class=\"_b_title_2\">3.现场应急监测方法: \u003C\u002Fb>\n\u003Cbr\u002F>　 \n\u003Cbr\u002F>\n\u003Cbr\u002F>\n\u003Chr class=\"_hr_split_2\">\n\u003Cb class=\"_b_title_3\">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\u003Chr class=\"_hr_split_3\"\u002F>\n\u003Cb class=\"_b_title_4\">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 100mg\u002Fm3 \n\u003Cbr\u002F>\n\u003Cbr\u002F>\n\u003Chr class=\"_hr_split_4\"\u002F>\n\u003Cb class=\"_b_title_5\">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上风处，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。用工业覆盖层或吸附\u002F吸收剂盖住泄漏点附近的下水道等地方，防止气体进入。合理通风，加速扩散。喷雾状水稀释。构筑围堤或挖坑收容产生的大量废水。如有可能，用管路导至炉中、凹地焚之。漏气容器要妥善处理，修复、检验后再用。 \n\u003Cbr\u002F>\n\u003Cbr\u002F>二、防护措施 \n\u003Cbr\u002F>\n\u003Cbr\u002F>呼吸系统防护：一般不需要特殊防护，高浓度接触时可佩带自吸过滤式防毒面具(半面罩)。 \n\u003Cbr\u002F>眼睛防护：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：戴一般作业防护手套。 \n\u003Cbr\u002F>其它：工作现场严禁吸烟。避免长期反复接触。 \n\u003Cbr\u002F>\n\u003Cbr\u002F>三、急救措施 \n\u003Cbr\u002F>\n\u003Cbr\u002F>皮肤接触：若有冻伤，就医治疗。 \n\u003Cbr\u002F>眼睛接触：若有冻伤，就医治疗。 \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>\n\u003Cbr\u002F>灭火方法：切断气源。若不能立即切断气源，则不允许熄灭正在燃烧的气体。喷水冷却容器，可能的话将容器从火场移至空旷处。灭火剂：雾状水、泡沫、二氧化碳、干粉。 \n\u003Cbr\u002F>\u003C\u002Fhr>\u003C\u002Fdiv>\n\u003C\u002Fbr>\u003C\u002Fbr>\u003C\u002Fbr>\u003C\u002Fdiv>\n\u003C\u002Ftd>",[237,243,249,255,261,267],{"slug":238,"cid":239,"name":240,"nameZh":241,"cas":242},"785882320467922944","J-3050-8","Trimethylolpropane","三羟甲基丙烷","77-99-6",{"slug":244,"cid":245,"name":246,"nameZh":247,"cas":248},"785889783778906112","J-28696-1","Polyvinylidene fluoride","聚偏氟乙烯","24937-79-9",{"slug":250,"cid":251,"name":252,"nameZh":253,"cas":254},"785896576466817024","J-44491-2","Polyvinyl chloride","聚氯乙烯","9002-86-2",{"slug":256,"cid":257,"name":258,"nameZh":259,"cas":260},"785883357849325568","J-7986-0","Polydimethylsiloxane","聚二甲基硅氧烷","9016-00-6",{"slug":262,"cid":263,"name":264,"nameZh":265,"cas":266},"785888712742408192","J-922352-3","2-Methylpyrrolidine","2-甲基吡咯烷","765-38-8",{"slug":268,"cid":269,"name":270,"nameZh":271,"cas":272},"785883885836701696","J-41075-7","3-Aminopentane","3-氨基戊烷","616-24-0",1790097598997,"zh-CN",[]]