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。
2,6-Dimethyl-3,5-heptanedione
4,4,4-Trifluoro-1-(furan-2-yl)butane-1,3-dione
2-Acetyl-1-cyclohexanone
2-Acetylcyclohexane-1,3-dione
2,4-Hexanedione
4,4,4-Trifluoro-1-(4-nitrophenyl)butane-1,3-dione
4,4,4-Trifluoro-1-(3-methoxyphenyl)butane-1,3-dione
1-Methoxypentane-2,4-dione
1-Cyclopropylbutane-1,3-dione
2,8-Dimethylnonane-4,6-dione
Tetramethylcyclobutane-1,3-dione
4,4,4-Trifluoro-1-(m-tolyl)butane-1,3-dione
4,4,4-Trifluoro-1-(o-tolyl)butane-1,3-dione
4,4,4-Trifluoro-1-phenyl-1,3-butanedione
4,4-Dimethylcyclohexane-1,3-dione
1-(4-Bromophenyl)-4,4,4-trifluorobutane-1,3-dione
Heptane-3,5-dione
4,4,4-Trifluoro-1-(p-tolyl)butane-1,3-dione
Spiro[4.5]decane-7,9-dione
2-(2-Chloro-4-(methylsulfonyl)benzoyl)cyclohexane-1,3-dione
5,5-Dimethyl-2-(3-methylbutanoyl)cyclohexane-1,3-dione
4,4,4-Trifluoro-1-(4-methoxyphenyl)butane-1,3-dione
2-Isobutyrylcyclohexanone
2-Thenoyltrifluoroacetone
2-Methylcyclopentane-1,3-dione
5,6-Difluoro-1H-indene-1,3(2H)-dione
