Doriden is a nonbarbiturate, piperidinedione deriveative sedative and hyponotic drug, and occurs as a white, crystalline powder practiceally insoluble in water and soluble in alcohol.

• 例如导眠能是一种非巴比妥类，啶二酮衍生物的镇静和催眠药，呈白色，结晶性粉末状。溶于乙醇而不溶于水。