Synthesis of a Cyclic Dimer of Dibenzo-18-crown-6 Containing Rigid 4,4'-Bis(aminomethyl)biphenyl Spacer
Yin Bingzhu;Chen Tie;Kinbara Kazushi;Wata Takeshi;Saigo Kazuhiko
Chin. J. Org. Chem. . 2002, (12): 1030 -1033 .