(organic chemistry) Any keto acid that has two carbonyl groups

(chemistry) any compound having two neighbouring ketonic carbonyl groups

plural of diketone

(biochemistry) A monosaccharide containing to ketone groups

plural of diketose

plural of diketopiperazine

(organic chemistry) Any of a family of heterocycles that are simple cyclic peptides; many have significant biochemical activity.

(organic chemistry) A particular carotenoid.

Any coordination compound of a diketone

plural of diketonate