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href=\"\u002Fen\u002Fcas\u002F504-24-5_1101705.html#duXinDiv\">4-氨基吡啶毒性英文版\u003C\u002Fa>\u003C\u002Fp>\n\n\u003C\u002Ftd>","\u003Cp>将吡啶用过氧化氢氧化，加苯酐成酞酸盐后，用稀盐酸分解制成N-氧化吡啶盐酸盐。N-氧化吡啶盐酸盐经硝化制得N-氧化-4-硝基吡啶。N-氧化-4-硝基吡啶经铁粉还原而得4-氨基吡啶。将1gN-氧化-4-硝基吡啶（熔点159℃）溶于30ml乙酸中，加入2.2g铁粉，反应随即开始，加完后于100%保温1h，放冷。加入约50ml水稀释后，用30%氢氧化钠溶液中和并调成强碱性，用乙醚提取3次，每次100ml。合并乙醚提取液，用无水碳酸钾干燥。蒸除乙醚后，减压蒸馏得4-氨基吡啶粗品。将粗品从苯或甲苯-石油醚混合溶剂中重结晶，可得0.6g白色针状结晶4-氨基吡啶，产率90%。\u003C\u002Fp>","\u003Ctd>\n\n\u003Ctable>\n\u003Ctbody>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 国标编号: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 61842 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> ＣＡＳ: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 504-24-5 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 中文名称: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 4-氨基吡啶 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 英文名称: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 4-Aminopyridine；Υ-Pyridylamine \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 别 名: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> Υ-吡啶胺；对氨基吡啶 \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>6\u003C\u002Fsub>N\u003Csub>2\u003C\u002Fsub>；NC\u003Csub>5\u003C\u002Fsub>H\u003Csub>4\u003C\u002Fsub>NH\u003Csub>2\u003C\u002Fsub> \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 分子量: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 94.12 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 熔 点: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 158～159℃ 沸点：273 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 密 度: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 蒸汽压: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 1.73kPa(180℃) \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 溶解性: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 溶于水、乙醚、苯，易溶于乙醇 \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> 无色针状结晶 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 危险标记: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 14(毒害品) \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003Ctr>\n\u003Ctd>\u003Cstrong> 用 途: \u003C\u002Fstrong>\u003C\u002Ftd>\n\u003Ctd> 用于有机合成及制药工业 \u003C\u002Ftd>\n\u003C\u002Ftr>\n\u003C\u002Ftbody>\n\u003C\u002Ftable>\n\u003Cbr \u002F>\n\u003Ch3>2.对环境的影响:\u003C\u002Fh3>\n\u003Cp>一、健康危害\u003C\u002Fp>\n\u003Cp>侵入途径：吸入、食入、经皮吸收。 健康危害：对眼睛、皮肤、粘膜和上呼吸道有刺激性。高浓度摄入可引起呼吸衰竭、致死。\u003C\u002Fp>\n\u003Cp>二、毒理学资料及环境行为\u003C\u002Fp>\n\u003Cp>毒性：属高毒类。 急性毒性：LD5020mg\u002Fkg(大鼠经口)\u003C\u002Fp>\n\u003Cp>危险特性：遇明火、高热可燃。与强氧化剂可发生反应。受热分解放出有毒的氧化氮烟气。燃烧(分解)产物：一氧化碳、二氧化碳、氧化氮。\u003C\u002Fp>\n\u003Ch3>3.现场应急监测方法:\u003C\u002Fh3>\n\n\u003Cp>\u003C\u002Fp>\n\n\u003Ch3>4.实验室监测方法:\u003C\u002Fh3>\n\u003Cp>环境水和底质样品中2-和4-氨基吡喧的测定[刊，日]\u002FHattori Y.；Sugimae A.，Kuge Y.—\u002F\u002F日本化学会社.-1984，(12).-1895～1900《分析化学文摘》1986.11\u003C\u002Fp>\n\u003Ch3>5.环境标准:\u003C\u002Fh3>\n\u003Cp>美国 车间卫生标准 2mg\u002Fm3(2-氨基吡啶)\u003C\u002Fp>\n\u003Ch3>6.应急处理处置方法:\u003C\u002Fh3>\n\u003Cp>一、泄漏应急处理\u003C\u002Fp>\n\u003Cp>隔离泄漏污染区，周围设警告标志。建议应急处理人员戴好防毒面具，穿化学防护服。不要直接接触泄漏物。避免扬尘，小心扫起，置于袋中转移至安全场所。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，用收集回收或无害处理后废弃。\u003C\u002Fp>\n\u003Cp>二、防护措施\u003C\u002Fp>\n\u003Cp>呼吸系统防护：高浓度环境中，必须佩戴防毒面具。紧急事态抢救或逃生时，建设佩戴自给式呼吸器。 眼睛防护：戴化学安全防护眼镜。 防护服：穿相应的防护服。 手防护：戴防化学品手套。 其它：工作现场禁止吸烟、进食和饮水。工作后，彻底清洗。工作服不要带到非作业场所，单独存放被毒物污染的衣服，洗后再用。保持良好的卫生习惯。\u003C\u002Fp>\n\u003Cp>三、急救措施\u003C\u002Fp>\n\u003Cp>皮肤接触：脱去污染的衣着，用大量流动清水彻底冲洗。注意手、足和指甲等部位。 眼睛接触：立即提起眼睑，用大量流动清水或生理盐水冲洗至少15分钟。 吸入：迅速脱离现场至空气新鲜处。呼吸困难时给输氧。呼吸停止时，立即进行人工呼吸。就医。 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