Barbituric acid
a white, crystalline, slightly water-soluble powder, c 4 h 4 n 2 o 3 , used chiefly in the synthesis of barbiturates.
noun
a white crystalline solid used in the preparation of barbiturate drugs. formula: c4h4n2o3 systematic name 2,4,6-trioxypyrimidine also called malonylurea
barbituric acid bar·bi·tu·ric acid (bär’bĭ-tur’ĭk, -tyur’-)
n.
an organic acid used in the manufacture of barbiturates.
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