科研之友
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摘要
The synthesis of the novel host compound carrying two spirobenzopyran groups was described.Its structure was confirmed by()~1H NMR,IR and elemental analysis.It was shown that the novel host can recognize lanthanide ions selectively with significant spectral shifts in visible region and enhanced abso...
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单位中国科学院研究生院; 中国科学院理化技术研究所
