二氯化苄
二氯化苄是一种具有分子式:C6H5CHCl2的有机化合物。[2]
二氯化苄 | |||
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IUPAC名 Dichloromethylbenzene | |||
别名 | α,α-二氯甲苯[1] | ||
识别 | |||
CAS号 | 98-87-3 | ||
PubChem | 24855098 | ||
ChemSpider | 13882337 | ||
RTECS | CZ5075000 | ||
KEGG | C19165 | ||
性质 | |||
化学式 | C7H6Cl2 | ||
161.03 g·mol⁻¹ | |||
外观 | Colorless liquid | ||
密度 | 1.254 g/cm3,液体 | ||
熔点 | −17 to −15 °C | ||
沸点 | 205 °C (82 °C @10 mm Hg) | ||
溶解性(水) | 微溶 | ||
蒸氣壓 | 0.6 kPa (45 °C) | ||
危险性 | |||
警示术语 | R:22-23-37/38-40-41 | ||
安全术语 | S:36/37-38-45 | ||
欧盟分类 | 毒性(T),致癌物質,对环境有害 (N) | ||
闪点 | 93 °C | ||
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
二氯化苄可通过苯和氯气发生自由基反应制备,其过程还可以产生苄基氯和三氯甲苯:
- C6H5CH3 + Cl2 → C6H5CH2Cl + HCl
- C6H5CH2Cl + Cl2 → C6H5CHCl2 + HCl
- C6H5CHCl2 + Cl2 → C6H5CCl3 + HCl
- C6H5CHCl2 + H2O → C6H5CHO + 2 HCl
参考文献
- . terms.naer.edu.tw. 國家教育研究院. [2023-07-03]. (原始内容存档于2023-07-03).
- . International Programme on Chemical Safety. [2007-10-30]. (原始内容存档于2019-09-10). (页面存档备份,存于)
- Manfred Rossberg, Wilhelm Lendle, Gerhard Pfleiderer, Adolf Tögel, Eberhard-Ludwig Dreher, Ernst Langer, Heinz Rassaerts, Peter Kleinschmidt, Heinz Strack, Richard Cook, Uwe Beck, Karl-August Lipper, Theodore R. Torkelson, Eckhard Löser, Klaus K. Beutel, “Chlorinated Hydrocarbons” in Ullmann’s Encyclopedia of Chemical Technology, 2007 John Wiley & Sons: New York.
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