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二乙基汞

二乙基汞
IUPAC名
二乙基汞
识别
CAS号 627-44-1  checkY
PubChem 12318
ChemSpider 11814
SMILES
 
  • CC[Hg]CC
InChI
 
  • 1/2C2H5.Hg/c2*1-2;/h2*1H2,2H3;/rC4H10Hg/c1-3-5-4-2/h3-4H2,1-2H3
InChIKey SPIUPAOJDZNUJH-KFYQOLPSAK
EINECS 211-000-7
MeSH C007378
性质
化学式 C4H10Hg
摩尔质量 258.71 g/mol g·mol⁻¹
外观 无色液体
气味 甜味
密度 2.446 g/ml
熔点 -45 °C(228 K)
沸点 156—157 °C(429—430 K)
溶解性 不可溶
危险性
GHS危险性符号
《全球化学品统一分类和标签制度》(简称“GHS”)中有毒物质的标签图案《全球化学品统一分类和标签制度》(简称“GHS”)中对人体有害物质的标签图案《全球化学品统一分类和标签制度》(简称“GHS”)中对环境有害物质的标签图案
GHS提示词 Danger
H-术语 H300, H310, H330, H373, H410
P-术语 P260, P262, P264, P270, P271, P273, P280, P284, P301+310, P302+350, P304+340, P310, P314, P320
闪点 N/A
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

二乙基汞,示性式:Hg(C2H5)2,是在常温常压下一种易燃的无色液体,这种有机汞化合物被描述为略带甜味,它的毒性虽比二甲基汞低得多,但吸入足够的烟气仍被发现这是有害的; [1]这种化学物质可以穿过血脑屏障,造成永久性脑损伤,也是已知最强的神经毒素之一。

合成

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乙基溴化镁氯化汞的反应可制得二乙基汞。 [2]

也有其他合成方法。 [3]

相关条目

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参考资料

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  1. ^ 存档副本. [2021-05-23]. (原始内容存档于2018-10-27). 页面存档备份,存于互联网档案馆
  2. ^ Brauer, Georg. Handbuch der präparativen anorganischen Chemie Bd. 2.. Baudler, Marianne 3rd. Stuttgart. : 1063. ISBN 978-3-432-87813-3. OCLC 310719490. 
  3. ^ Kolbe, Hermann. Ausführliches Lehrbuch der organischen Chemie, Volume 2. 1860: 964 [2021-05-23]. (原始内容存档于2021-05-29). 页面存档备份,存于互联网档案馆
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二乙基汞
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