University of Selonco and Tochmology of Chima 苯炔历程的证据： ①.低温可观察到它的光谱 ②.加活性试剂可截获 NaNH, NH2 Organic ChemUniversity of Science and Technology of China Organic Chem ① .低温可观察到它的光谱 ② .加活性试剂可截获 苯炔历程的证据： I NaNH2 NH3 NH2 O O