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1、一 橙红色针晶,分子式为 C15H14O5,与 NaOH 反应呈红色,醋酸镁反应阳性,Molish 反应阴性 UV:231,257,269,380,440 IR:3400,1678,1625 1H-NMR:(1H,S),(1H,S),(1H,S),(1H,br,),(1H,d,J=,(1H,br),(1H,d,J=,(3H,br)二 橙红色针晶,分子量254,分子式为C15H10O4,与10%NaOH溶液反应红色 UV:225,256,279,356,432 IR:3100,1675,1621 1H-NMR:(1H,br,),(1H,d,J=,(1H,m),(1H,br),(1H,d,J=,(
2、3H,br)MS:254,226,198 三 某蒽醌,黄色结晶,分子式 C16H12O6(M+300),不溶于水,溶于5%NaOH 呈深红色.可溶于 5%NaCO3 IR:3320cm-1,1655cm-1,1634cm-1 1HNMR(ppm):(3H,s),(2H,s),(1H,d,J=8Hz),(1H,d,J=8Hz),(1H,m),(1H,s),结构解析 1：黄色片晶,分子式为 C15H10O4,氨熏变红,乙酸镁反应阳性.1HNMR(CDCl3)ppm:(1H,(1H,(1H,dd,J1=,J2=,(1H,t,J=,(1H,(1H,dd,J1=,J2=,(1H,(3H,s)结构解析 2：黄色针晶,分子式为 C16H12O5,氨熏变红,乙酸镁反应阳性.1HNMR(CDCl3)ppm:(1H,(1H,(1H,(1H,d,J=,(1H,(1H,d,J=,(3H,s),(3H,s)EI-MS:284,155,241,227,213 结构解析 3：黄色针晶,分子式为 C15H10O5,氨熏变红,乙酸镁反应阳性.1HNMR(CDCl3)(1H,d,J=,(1H,(1H,d,J=,(1H,(3H,OOOHOHOHH3COOOHOHH3C OOOMeOHCH2OHOH