pyridine

الإنجليزية - التركية

تعريف pyridine في الإنجليزية التركية القاموس.: piridin; (Tıp) Katrandan elde edilen antiseptik bir madde (C5H5N); katrandan elde edilen antiseptik bir madde

الإنجليزية - الإنجليزية

تعريف pyridine في الإنجليزية الإنجليزية القاموس.: Any of a class of aromatic heterocyclic compounds containing a ring of five carbon atoms and an nitrogen atom; especially the simplest one, C5H5N; A nitrogenous base, C5H5N, obtained from the distillation of bone oil or coal tar, and by the decomposition of certain alkaloids, as a colorless liquid with a peculiar pungent odor; Any of a class of aromatic heterocyclic compounds containing a ring of five carbon atoms and an nitrogen atom; especially the simplest one, C{5}H{5}N; a toxic colorless flammable liquid organic base with a disagreeable odor; usually derived from coal; Any of a class of aromatic compounds with a six-member aromatic ring composed of five carbon atoms and one nitrogen atom, making it a heterocyclic compound. The simplest one is pyridine itself (C5H5N). Natural compounds with pyridine rings include niacin and pyridoxine (see vitamin B complex), the tuberculosis drug isoniazid, and several plant products (e.g., nicotine). Pyridine is used as a raw material for various drugs, vitamins, and fungicides and as a solvent. Because it has a nauseating odour and a burning taste, it is added to ethanol and antifreezes to make them undrinkable (see denaturation); It is the nucleus of a large number of organic substances, among which several vegetable alkaloids, as nicotine and certain of the ptomaïnes, may be mentioned; py