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|Section2= |Section3= }} Benzonitrile is the chemical compound with the formula C6H5CN, abbreviated PhCN. This aromatic organic compound is a colorless liquid with a sweet almond odour. It is mainly used as a precursor to the resin benzoguanamine. ==Production== It is prepared by ammoxidation of toluene, that is its reaction ammonia and oxygen (or air) at 400 to 450 °C.〔Takao Maki, Kazuo Takeda "Benzoic Acid and Derivatives" in Ullmann's Encyclopedia of Industrial Chemistry 2002, Wiley-VCH, Weinheim. .〕 :C6H5CH3 + 3/2 O2 + NH3 → C6H5CN + 3 H2O In laboratory it can be prepared by the dehydration of benzamide or by the Rosenmund-von Braun reaction using cuprous cyanide or NaCN/DMSO and bromobenzene. : 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「benzonitrile」の詳細全文を読む スポンサード リンク
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