A novel Ag（1） complex AgH（Nifa）2 1 （C26H17AgF6N4O4, Mr = 671.31） was synthesized through hydrothermal reaction of Ag2SO4 and Niflumic acid （HNifa）, and characterized by single-crystal X-ray determination, IR a...A novel Ag（1） complex AgH（Nifa）2 1 （C26H17AgF6N4O4, Mr = 671.31） was synthesized through hydrothermal reaction of Ag2SO4 and Niflumic acid （HNifa）, and characterized by single-crystal X-ray determination, IR and fluorescent spectra. Crystal data for 1： monoclinic, space group C2/c, with a = 9.5446（16）, b = 12.3203（16）, c = 21.056 （3） A, β = 98.075（2）°, V= 2451.5（6） A^3, T = 293（2） K, Z = 4, D,. = 1.819 g/cm^3, F（000） = 1336,μ = 0.912 mm^-1, S = 1.001, （△ρ）min = 0.849, the final R = 0.0391 and wR = 0.1286. The local geometry around the central metal AgO） ion is linear. Two carboxylic acids of neighboring ligands sharing one hydrogen atom by two hydrogen bonds result in the formation of an infinite hydrogen-bonded chain. Solid-state fluorescence of I at room temperature shows that the maximal emission peak occurs in 439 nm.展开更多
文摘A novel Ag（1） complex AgH（Nifa）2 1 （C26H17AgF6N4O4, Mr = 671.31） was synthesized through hydrothermal reaction of Ag2SO4 and Niflumic acid （HNifa）, and characterized by single-crystal X-ray determination, IR and fluorescent spectra. Crystal data for 1： monoclinic, space group C2/c, with a = 9.5446（16）, b = 12.3203（16）, c = 21.056 （3） A, β = 98.075（2）°, V= 2451.5（6） A^3, T = 293（2） K, Z = 4, D,. = 1.819 g/cm^3, F（000） = 1336,μ = 0.912 mm^-1, S = 1.001, （△ρ）min = 0.849, the final R = 0.0391 and wR = 0.1286. The local geometry around the central metal AgO） ion is linear. Two carboxylic acids of neighboring ligands sharing one hydrogen atom by two hydrogen bonds result in the formation of an infinite hydrogen-bonded chain. Solid-state fluorescence of I at room temperature shows that the maximal emission peak occurs in 439 nm.
