Lexic.us

Definition of Guanidine

1. n. A strongly alkaline base, CN₃H₅, formed by the oxidation of guanin, and also obtained combined with methyl in the decomposition of creatin. Boiled with dilute sulphuric acid, it yields urea and ammonia.

Definition of Guanidine

1. Noun. (organic compound) A strong base HN=C(NH₂)₂ obtained by the oxidation of guanine ¹

¹ Source: wiktionary.com

Definition of Guanidine

1. [n -S]

Medical Definition of Guanidine

1. This compound is a by-product of protein metabolism and is found inurine, the hydrochloride version is used to denature and dissolve proteins. (09 Oct 1997)

Lexicographical Neighbors of Guanidine

Literary usage of Guanidine

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

1. Proceedings of the Cambridge Philosophical Society by Cambridge Philosophical Society (1906)
"Several years ago it was noticed by one of us that an alcoholic solution of guanidine gave white minutely crystalline precipitates with alcoholic solutions ..."

2. Practical organic and bio-chemistry by Robert Henry Aders Plimmer (1920)
"guanidine was first obtained by the oxidation of guanine (p. ... guanidine has been found in self-digested solutions of pancreas and in extracts of vetch ..."

3. Poisons: Their Effects and Detection by Alexander Wynter Blyth, Meredith Wynter Blyth (1906)
"guanidine.—guanidine may be considered to have a relation to urea ; for, if the oxygen of ... guanidine may be formed by the action of oxidising agents, ..."

4. A Text-book of Organic Chemistry by Arnold Frederik. Holleman (1920)
"/NH2 C= Tetraethyl ortho- \NHo carbonate J guanidine This method of preparing guanidine establishes the constitutional formula indicated. ..."

5. Principles of Biochemistry for Students of Medicine, Agriculture and Related by Thorburn Brailsford Robertson (1920)
"guanidine /NH, HN = C< XNH, is obtained from proteins by the employment of strong oxidizing reagents, its presence has also been detected in various ..."

6. A Textbook of Organic Chemistry by Joseph Scudder Chamberlain (1921)
"When guanidine is nitrated, by means of a mixture of nitric and sulphuric acids, a nitro guanidine is obtained, which, on reduction, yields amino guanidine, ..."

7. A Dictionary of Applied Chemistry by Thomas Edward Thorpe (1921)
"Berlin, 1903, 28, 624), the guanidine thus obtained being isolated in the form of its sparingly soluble picrate, and either weighed as such, or the nitrogen ..."

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