barbituric acid

(redirected from 2,4,6-trioxypyrimidine)
Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

barbituric acid

a white crystalline solid used in the preparation of barbiturate drugs. Formula: C4H4N2O3

barbituric acid

[¦bär·bə¦tu̇r·ik ′as·əd]
(organic chemistry)
C4H4O3N22,4,6-Trioxypyrimidine, the parent compound of the barbiturates; colorless crystals melting at 245°C, slightly soluble in water.