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Xue Wang,Yong Rok LEE,Sung Hong Kim 대한화학회 2012 Bulletin of the Korean Chemical Society Vol.33 No.8
The total synthesis of biologically interesting β-hydroxypyranochalcones, purpurenone (1), its derivative 2, praecansone B (3), and pongapinone A (4) has been accomplished starting from commercially available 2,4- dihydroxyacetophenone or 6-methoxy-2,4-dihydroxyacetophenone in 3 steps by a convergent strategy through benzopyran formations, O-methylations, and coupling reactions.
Wang, Xue,Lee, Yong-Rok,Kim, Sung-Hong Korean Chemical Society 2012 Bulletin of the Korean Chemical Society Vol.33 No.8
The total synthesis of biologically interesting ${\beta}$-hydroxypyranochalcones, purpurenone (1), its derivative 2, praecansone B (3), and pongapinone A (4) has been accomplished starting from commercially available 2,4-dihydroxyacetophenone or 6-methoxy-2,4-dihydroxyacetophenone in 3 steps by a convergent strategy through benzopyran formations, O-methylations, and coupling reactions.