barbituric acid

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Related to barbituric acid: aspirin

bar·bi·tu·ric acid

 (bär′bĭ-to͝or′ĭk, -tyo͝or′-)
An acidic pyrimidine derivative, C4H4O3N2, used in the manufacture of barbiturates and some plastics.

[Partial translation of German Barbitursäure (coined by German chemist Adolf von Baeyer (1835-1917), purportedly after he discovered the compound on December 4, 1864, the feast of Saint Barbara, by combining malonic acid and urea) : Barbit- (irregularly derived from the name Barbara) + New Latin ūr(ea), urea; see urea + German Säure, acid.]

barbituric acid

(Elements & Compounds) a white crystalline solid used in the preparation of barbiturate drugs. Formula: C4H4N2O3. Systematic name: 2,4,6-trioxypyrimidine Also called: malonylurea
[C19: partial translation of German Barbitursäure, perhaps from the name Barbara + uric + Säure acid]

bar′bitu′ric ac′id

(ˈbɑr bɪˈtʊər ɪk, -ˈtyʊər-, ˌbɑr-)
a white, crystalline, slightly water-soluble powder, C4H4N2O3, used chiefly in the synthesis of barbiturates.
[1865–70; < French barbiturique < German Barbitur(säure) barbituric acid (of uncertain orig.) + -ique -ic]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.barbituric acid - a white crystalline acid derived from pyrimidinebarbituric acid - a white crystalline acid derived from pyrimidine; used in preparing barbiturate drugs
acid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
References in periodicals archive ?
2 mmol) with barbituric acid (1 mmol) and Malononitrile (1 mmol) was examined in the presence of different solvents.
It was reported that free radical polymerization of BMI can be initiated by barbituric acid (BTA) (7) or 2,2'-azobisisobutyronitrile (AIBN) (8).
One of the oldest groups of sedative drugs, the barbiturates, is a derivative of barbituric acid.
The principle of the method depends on measurement of the pink color produced by interaction of the barbituric acid with MDA elaborated as a result of lipid peroxidation.