二酮配体是指一类具有β-二酮类化合物的含氧配体，对稀土离子具有很强的配位能力和高的光吸收系数。
Spiro[3.5]nonane-1,3-dione
3-((4-Chlorophenyl)thio)pentane-2,4-dione
3-Benzylidenepentane-2,4-dione
3-(tert-Butyl)pentane-2,4-dione
5,5-Difluoro-2,2-dimethyl-1,3-dioxane-4,6-dione
3,4-Diacetylhexane-2,5-dione
Ethyl 3-(2-chloro-4-fluorophenyl)-3-oxopropanoate
