purpuric acid — n a nitrogenous acid C8H5N5O6 related to barbituric acid that yields alloxan and uramil on hydrolysis and is known esp. in purple red salts (as murexide) from which it is obtained as an orange red powder … Medical dictionary
purpuric acid — noun Etymology: Latin purpura purple + English ic : a nitrogenous acid C8H5N5O6 related to barbituric acid that yields alloxan and uramil on hydrolysis and is known especially in purple red salts (as murexide) from which it is obtained as an… … Useful english dictionary
purpuric acid — purpuro rūgštis statusas T sritis chemija formulė HO(O=)₂C₄H₂N₂–N=C₄H₂N₂(=O)₃ atitikmenys: angl. purpuric acid rus. пурпурная кислота ryšiai: sinonimas – 5,5ˊ nitrilodibarbitūro rūgštis … Chemijos terminų aiškinamasis žodynas
purpuric acid — noun CHNO, a nitrogenous acid that yields alloxan and uramil when hydrolysed, known for its purple salts … Wiktionary
Purpuric — Pur*pu ric, a. [Cf. F. purpurique.] [1913 Webster] 1. (Med.) Of or pertaining to purpura. Dunglison. [1913 Webster] 2. (Chem.) Pertaining to or designating, a nitrogenous acid contained in uric acid. It is not known in the pure state, but forms… … The Collaborative International Dictionary of English
purpuric — adjective a) purple (of spots which appear on the skin); pertaining to or affected with purpura After 1 ndash;14 days, skin eruption occurs abruptly, consisting of symmetrical purpuric macules which progress to blisters and areas of epidermal… … Wiktionary
Murexide — IUPAC name Ammonium 2,6 dioxo 5 [(2,4,6 trioxo 5 hexahydropyrimidinylidene)amino] 3H pyrimidin 4 olate … Wikipedia
murexide — The ammonium salt of purpuric acid, formerly used as a dye but superseded by the aniline colors. * * * mu·rex·ide myu̇ rek .sīd n a red crystalline compound C8H8N6O6 having a green luster, forming purple red solutions with water, formerly used as … Medical dictionary
pur|pu|rate — «PUR pyuh ma>at», noun. Chemical. a salt of purpuric acid. ╂[< purpur(ic acid) + ate2] … Useful english dictionary
dialuramide — Murexan Mu*rex an, n. [From {Murexide}.] (Chem.) A complex nitrogenous substance obtained from murexide, alloxantin, and other ureids, as a white, or yellowish, crystalline which turns red on exposure to the air; called also {uramil},… … The Collaborative International Dictionary of English