2,3,5,6-四(3,6-二异丙基咔唑基)苯腈 获取报价 N1,N1,N6,N6-(4-异丙基苯基)芘-1,6-二胺 获取报价 N-([1,1'-联苯]-4-基)-N- (4-(菲-9-基)苯基) -[1,1'-联苯]-2-胺 获取报价 N-(9,9'-螺二芴-4-基)-N-苯基-9,9'-螺二芴-4-胺 获取报价 N-([1,1'-联苯]-2-基)-N-([1,1'-联苯]-4-基)-9,9'-螺二芴-4-胺 获取报价