1,1,2,2-四溴乙烷

{{Chembox
| verifiedrevid = 448747955
| ImageFile = Tetrabromoethane.png
| ImageFile_Ref =
| ImageSize = 100
| ImageName = 四溴乙烷的结构式
| ImageFile1 = Tetrabromoethane.svg
| ImageFile1_Ref =
| ImageSize1 = 160
| ImageName1 = 四溴乙烷的立体结构式，添加氢原子
| ImageFileL1 = 1,1,2,2-Tetrabromoethane-3D-balls.png
| ImageFileL1_Ref =
| ImageNameL1 = 四溴乙烷的球棍模型
| ImageFileR1 = 1,1,2,2-Tetrabromoethane-3D-spacefill.png
| ImageFileR1_Ref =
| ImageNameR1 = 四溴乙烷的空间填充模型
| IUPACName = 1,1,2,2-Tetrabromoethane
| OtherNames = 均四溴乙烷，TBE
| Section1 =
| Section2 =
| Section3 =
| Section4 = {{Chembox Hazards
| ExternalMSDS = [https://web.archive.org/web/20110711161921/http://www.hells-confetti.com/Technical%20data/MSDS%20for%201%2C1%2C2%2C2-TETRABROMOETHANE.htm hells-confetti.com]
| GHSPictograms =
| GHSSignalWord = 危险
| HPhrases =
| PPhrases =
| EUIndex = 602-016-00-9
| EUClass =
| RPhrases = , ,
| SPhrases = , , ,
| NFPA-H = 3
| NFPA-F = 1
| NFPA-R = 1
| FlashPt = 97 °C
| Autoignition = 335 °C
| LD50 = 1.2 g kg−1 (大鼠经口)
5.25 g kg−1 (大鼠经皮)
～400 mg/kg (豚鼠经口)

制备
由已净化的乙炔与溴在水存在和加压下发生加成得到。反应后用稀碱液洗涤，并除上层碱液，用水洗，得成品。
:\ CH\! \equiv \!CH+2Br_2 \ \xrightarrow [1.9613\!-\!4.9033kPa]{

用途
用作有机合成（如用于合成季铵盐）、医药和染料中间体。也用于制取致冷剂、熏蒸消毒剂、灭火剂、化学纤维助催化剂、涤纶氧化工序引发剂等。

参考资料