Catalytic Synthesis of 14-Alkyl(aryl)-14H-dibenzo[a,j]xanthene Compounds by the H2SO4 loaded Coal Based Activated Carbon as Solid Acid Catalyst under Solvent-Free Condition
CHU Hui-Yuan, ZHANG Hui-Fang, YANG Jin-Hui, MA Feng, LI Li-Jiang, LIU Mo-Yi
Chin. J. Org. Chem. . 2009, (10): 1637 -1639 .