Syntheses of Tri-bridging Calix[6]arene Hydrazone Derivative and Relative Compounds
XU Bing-Ting, YANG Fa-Fu, LIU Zhi-Qiang, CHAI Xian-Feng, GUO Hong-Yu
Chin. J. Org. Chem. . 2011, (05): 737 -741 .