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己二炔...

hexadiine的音標：hexadiine的英式發(fā)音音標為：[hekse?'d??n]hexadiine的美式發(fā)音音標為：[hekse?'d??n]...

In low temperature, reaction of ketone with sodium acetylide synthesized 1 - ethynyl - 2,3, 4,5 - tetramethyl - 2 - cyclopentene - 1 - ol; 1,2 - diphenyl - 2 - hydroxy - 3 - butine - 1 - one; 3,4 - diphenyl - 1,5 - hexad...