3-溴甲苯
3-溴甲苯是一种有机化合物,化学式为C7H7Br,是溴甲苯的同分异构体之一。
3-溴甲苯 | |
---|---|
别名 | 间溴甲苯 3-甲基溴苯 |
识别 | |
CAS号 | 591-17-3 |
PubChem | 11560 |
SMILES |
|
性质 | |
化学式 | C7H7Br |
摩尔质量 | 171.03 g·mol−1 |
外观 | 无色液体 |
密度 | 1.4022 g·cm−3(25 °C)[1] |
熔点 | −39.8 °C(233.3 K)[2] |
沸点 | 183.7 °C(456.8 K)[2] |
溶解性(水) | 难溶 |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
反应
3-溴甲苯和苯硼酸可以发生铃木偶联反应(C–C偶联),生成3-甲基联苯:[6]
类似地,在三(二亚苄基丙酮)二钯催化下,它和格氏试剂可以发生熊田偶联反应,如和4-甲氧基苯基溴化镁反应,得到3-甲基-4'-甲氧基联苯。[7]该催化剂也可催化3-溴甲苯与胺的反应,如3-溴甲苯和哌啶在碱的存在下反应,可以得到C–C偶联产物1-(3-甲基苯基)哌啶。[8]
它和氯磺酸在三氯甲烷中反应,可以得到4-溴-2-甲苯磺酰氯。[10]它可以被氧气、过氧化叔丁醇等氧化剂催化氧化为3-溴苯甲酸。[11][12][13]
参考文献
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- Mudithanapelli, Chandrashekar; Dhorma, Lama Prema; Kim, Mi-hyun. . Organic Letters. 2019, 21 (9): 3098–3102. ISSN 1523-7060. doi:10.1021/acs.orglett.9b00751.
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- Chen, Qiao-Hong; Rao, P.N. Praveen; Knaus, Edward E. . Bioorganic & Medicinal Chemistry. 2005, 13 (7): 2459–2468. ISSN 0968-0896. doi:10.1016/j.bmc.2005.01.039.
- Zheng, Kun; Yan, Xiaoyu; Zhang, Guofu; Yan, Xinhuan; Li, Xiaoqing; Xu, Xiangsheng. . Synlett. 2019, 31 (03): 272–274. ISSN 0936-5214. doi:10.1055/s-0039-1691534.
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