- barbituric acid
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barbituric acid
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Barbituric acid — IUPAC name … Wikipedia
barbituric acid — [bär΄bə tyoor′ik, bär΄bətoor′ik] n. [< Ger barbitursäure (< ModL Usnea barbata, lit., bearded moss + ursäure, a ureide of acid character < urea, urea + säure, acid) + IC] a white, odorless, crystalline acid, C4H4O3N2, used in the… … English World dictionary
Barbituric acid — Bar bi*tu ric ac id (Chem.) A white, crystalline substance, {CH2(CO.NH)2.CO}, derived from alloxantin, also from malonic acid and urea, and regarded as a substituted urea. [1913 Webster] … The Collaborative International Dictionary of English
barbituric acid — bar′bitu′ric ac′id [[t]ˈbɑr bɪˈtʊər ɪk, ˈtyʊər , ˌbɑr [/t]] n. chem. pha a white, crystalline, slightly water soluble powder, C4H4N2O3, used chiefly in the synthesis of barbiturates • Etymology: 1865–70; < F barbiturique < G Barbitur(sӓure) … From formal English to slang
barbituric acid — barbitūro rūgštis statusas T sritis chemija atitikmenys: angl. barbituric acid rus. барбитуровая кислота ryšiai: sinonimas – 2,4,6(1H,3H,5H) pirimidintrionas … Chemijos terminų aiškinamasis žodynas
barbituric acid — A crystalline dibasic acid from which barbital and other barbiturates are derived; has no sedative action. SYN: malonylurea. * * * bar·bi·tu·ric acid .bär bə .t(y)u̇r ik n a synthetic crystalline acid C4H4N2O3 that is a derivative of pyrimidine … Medical dictionary
barbituric acid — noun Etymology: part translation of German Barbitursäure, irregular from the name Barbara + International Scientific Vocabulary uric + German Säure acid Date: 1866 a synthetic crystalline acid C4H4N2O3 derived from pyrimidine … New Collegiate Dictionary
barbituric acid — n. Chem. an organic acid from which various sedatives and sleep inducing drugs are derived. Etymology: F barbiturique f. G Barbitursaumlure (Saumlure acid) f. the name Barbara … Useful english dictionary
barbituric acid — synthetic crystalline acid, substance from which several sedative drugs are derived … English contemporary dictionary
barbituric acid — [ˌbα:bɪ tjʊərɪk, tʃʊərɪk] noun Chemistry a synthetic organic compound from which the barbiturates are derived. Origin C19: from Fr. barbiturique, from Ger. Barbitursäure, from the given name Barbara + Säure acid … English new terms dictionary
barbituric acid — /babəˌtjʊərɪk ˈæsəd/ (say bahbuh.tyoouhrik asuhd) noun a heterocyclic compound, C4H4N2O3.2H2O, from which several hypnotic and sedative drugs are derived; malonyl urea. {German Barbitursäure, perhaps from the name Barbara + ur(ic) + Säure acid} …
