Akira Miyazawa, Yasuzo Suzuki, Tsuyoshi Sawada, Shuntaro Mataka and Masashi Tashiro
A novel 4,13,19,28-tetrahydroxy-9,9,24,24-tetramethyl[2.1.2.1]metacyclophane is prepared from bisphenol A in six steps and found to have a saddle structure in solid state.