4,4'-二甲基聯苯
| 4,4'-二甲基聯苯 | |
|---|---|
| |
| 別名 | 4,4'-聯甲苯 |
| 識別 | |
| CAS號 | 613-33-2 
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| SMILES |
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| 性質 | |
| 化學式 | C14H14 |
| 摩爾質量 | 182.26 g·mol−1 |
| 熔點 | 120—121 °C（393—394 K）[1] |
| 若非註明，所有數據均出自標準狀態（25 ℃，100 kPa）下。 | |
4,4'-二甲基聯苯是一種有機化合物，化學式為C14H14。它可由4-溴甲苯在雙(1,5-環辛二烯)鎳存在下偶聯得到。[2]
反應
它和溴在碘催化下於二氯甲烷中反應，可以得到2-溴-4,4'-二甲基聯苯。[3]它和乙酰氯在三氯化鋁存在下反應，可以得到2,3'-二乙酰基-4,4'-二甲基聯苯。[4]
參考文獻
- ^ Jya-Wei Cheng; Fen-Tair Luo (1988). Coupling of aryl Grignard reagents by electron transfer to 2,3-dichloropropene. Tetrahedron Letters, 29(11), 1293–1294. doi:10.1016/s0040-4039(00)80280-4
- ^ Takakazu Yamamoto. Homocoupling of aryl halides promoted by an NiCl2/bpy/Mg system in DMF. Applied Organometallic Chemistry (2014), 28 (8), 598-604. doi:10.1002/aoc.3168
- ^ David M. E. Freeman; et al. Synthesis and Exciton Dynamics of Donor-Orthogonal Acceptor Conjugated Polymers: Reducing the Singlet–Triplet Energy Gap. J. Am. Chem. Soc. 2017, 139, 32, 11073–11080. doi:10.1021/jacs.7b03327.
- ^ Salam J.J. Titinchi; et al. Preparation of mono- and diacetyl 4,4′-dimethylbiphenyl and their corresponding carboxylic acids: Reactivity, selectivity and isomer distribution studies via Lewis acid catalyzed Friedel-Crafts acetylation/oxidation. Journal of Molecular Catalysis A: Chemical, 2007. 273 (1-2): 169-176. doi:10.1016/j.molcata.2007.03.069.