Lexic.us

Definition of Quinoline

1. n. A nitrogenous base, C₉H₇N obtained as a pungent colorless liquid by the distillation of alkaloids, bones, coal tar, etc. It the nucleus of many organic bodies, especially of certain alkaloids and related substances; hence, by extension, any one of the series of alkaloidal bases of which quinoline proper is the type.

Definition of Quinoline

1. Noun. (chemistry) Any of a class of aromatic heterocyclic compounds containing a benzene ring fused with a ring of five carbon atoms and a nitrogen atom; especially the simplest such compound, C₉H₇N. ¹

¹ Source: wiktionary.com

Definition of Quinoline

1. [n -S]

Medical Definition of Quinoline

1. A nitrogenous base, C9H7N obtained as a pungent colourless liquid by the distillation of alkaloids, bones, coal tar, etc. It the nucleus of many organic bodies, especially of certain alkaloids and related substances; hence, by extension, any one of the series of alkaloidal bases of which quinoline proper is the type. Alternative forms: chinoline. Origin: Quinine + L. Oleum oil + -ine. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Quinoline

Literary usage of Quinoline

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 August Bernthsen (1891)
"Py-3-phenyl-quinoline, ,C(C6H«)=CH CeH.j<r • , is to be regarded as the mother substance of the cinchona alkaloids (Königs and Nef, B. 19, 2427). ..."

2. Elements of Chemistry: Theoretical and Practical by William Allen Miller (1867)
"quinoline is a colourless oil of high refracting power; ... The nitrate, the oxalate, and the acid chromate ol quinoline crystallize with facility; ..."

3. An Introduction to the Study of the Compounds of Carbon, Or, Organic Chemistry by Ira Remsen, William Ridgely Orndorff (1922)
"Another method of designating the hydrogen atoms in quinoline is shown above. Those in the pyridine ring are marked a, ß, and 7 as in pyridine, ..."

4. Recent Advances in Organic Chemistry by Alfred Walter Stewart (1911)
"E. — THE quinoline GROUP 1. The Constitution of Cinchonine. The alkaloid cinchonine has the composition Ci9H^ON^. The oxygen atom forms part of a hydroxyl ..."

5. The Chemistry of Synthetic Drugs by Percy May (1911)
"The antiseptics derived from other cyclic systems, such as naphthalene, pyridine and quinoline, are none of them so important as certain benzene ..."

6. Chemistry of the Carbon Compounds; Or, Organic Chemistry by Victor von Richter (1885)
"674), and then to methyl pyridine tricarboxylic acid. a-Phenyl quinoline, ... CO2H, contain carboxyl in the benzene nucleus or the quinoline benz-carboxylic ..."

7. A Text-book of Organic Chemistry by Arnold Frederik. Holleman (1920)
"quinoline is present in coal-tar and bone-oil,but is difficult to obtain ... quinoline can be synthesized by various methods which prove its constitution. ..."

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