Experimental Medicines The mixture of Acetylferrocene and Ferrocene Acetylferrocene(FW 228.07, mp 81-86C) Ferrocene(FW.04, mp 173-176C) Petroleum Ether(PE)(rectification, boiling range 60-90C) Ethyl Acetate(EA)(FW88.11, bp 77C) Silica Gel (300-400 meshe) Quartz SandExperimental Medicines The mixture of Acetylferrocene and Ferrocene Acetylferrocene (FW 228.07, mp 81-86℃) Ferrocene (FW 186.04, mp 173-176℃) Petroleum Ether (PE) (rectification, boiling range 60-90℃) Ethyl Acetate (EA)（FW 88.11, bp 77℃） Silica Gel (300 - 400 meshe) Quartz Sand