Definition of Malonylurea

1. Noun. A white crystalline acid derived from pyrimidine; used in preparing barbiturate drugs.

Exact synonyms: Barbituric Acid
Generic synonyms: Acid

Definition of Malonylurea

1. Noun. Barbituric acid. ¹

¹ Source: wiktionary.com

Medical Definition of Malonylurea

1. A white, crystalline substance, derived from alloxantin, also from malonic acid and urea, and regarded as a substituted urea. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Malonylurea

malonate semialdehyde decarboxylase
malonates
malondialdehyde
malonic
malonic acid
malononitrile
malonyl
malonyl-CoA
malonyl-CoA-D-tryptophan N-malonyltransferase
malonyl-CoA-acetyl CoA-acyl carrier protein S-acyltransferase
malonyl-CoA-anthranilic acid N-malonyltransferase
malonyl-CoA-isoflavone-7-O-glucoside-6''-O-malonyltransferase
malonylcoenzyme A
malonyls
malonyltransacylase
malonylurea (current term)
malonylureas
malope
maloperation
maloperations
malosol
malossol
maloti
malpais
malparry
malphemism
malphemisms
malpighia
malpighiaceous
malpighian

Literary usage of Malonylurea

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Text-book of Organic Chemistry by Arnold Frederik. Holleman (1920)
"Malonic acid and urea combine to form malonylurea or barbituric acid : NH—CO io ' NH—CO On treatment with nitrous acid, this substance yields an ..."

2. The Medical student's manual of chemistry by Rudolph August Witthaus (1906)
"The following derivatives of malonylurea, also produced by substitution in the CHS group, are of interest in connection with a synthesis of uric acid ..."

3. Text-book of Chemistry: Inorganic and Organic, with Toxicology; for Students by Rudolph August Witthaus (1919)
"COOH+2NH3+C02 In malonylurea the hydrogen atoms of the CH2 group exhibit the same ... either by the successive action of Na and CH3I upon malonylurea, ..."

4. The Vegetable Alkaloids: With Particular Reference to Their Chemical by Amé Pictet (1904)
"\NH, HOOC/ \NH— CO/ Urea Malonic acid malonylurea With nitrous acid this ... acid) which on reduction yields amido-malonylurea ..."

5. The Modern Materia Medica: The Source, Chemical and Physical Properties (1912)
"... is identical with veronal (malonylurea). MALT-ALBUMIN ("Malz-Eiweiss") is what Dr. Klopfer calls a nutritive prepared from wheat flour and barley malt ..."

6. The Modern Materia Medica: The Source, Chemical and Physical Properties by Druggists circular (1912)
"... is identical with veronal (malonylurea). MALT-ALBUMIN ("Malz-Eiweiss") is what Dr. Klopfer calls a nutritive prepared from wheat flour and barley malt ..."

7. Journal of the American Chemical Society by American Chemical Society (1879)
"... of phosphorus upon a mixture of malonic acid and urea, malonylurea, or barbituric acid, is formed. This may be represented thus ..."

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