Pyridine - Wikipedia
Pyridine is a basic heterocyclic organic compound with the chemical formula C 5 H 5 N. It is structurally related to benzene, with one methine group (=CH−) replaced by a nitrogen atom (=N−). It is a highly flammable, weakly alkaline, water-miscible liquid …
Pyridine | C5H5N | CID 1049 - PubChem
Pyridine is a colorless liquid with an unpleasant smell. It can be made from crude coal tar or from other chemicals. Pyridine is used to dissolve other substances. It is also used to make many different products such as medicines, vitamins, food flavorings, paints, dyes, rubber products, adhesives, insecticides, and herbicides.
Pyridine (C5H5N) - Structure, Formula, Molecular Mass, …
Pyridine is a chemical product composed of acetaldehyde, ammonia and formaldehyde, combined with a catalyst and reacted at atmospheric pressure of 250-500 degrees Celsius. It is used in pharmaceuticals, solvents and dyes.
Pyridine | Aromatic, Aliphatic, Nitrogenous | Britannica
2024年8月27日 · pyridine, any of a class of organic compounds of the aromatic heterocyclic series characterized by a six-membered ring structure composed of five carbon atoms and one nitrogen atom. The simplest member of the pyridine family is pyridine itself, a compound with molecular formula C 5 H 5 N.
Pyridine | Formula, Properties & Application
Chemically designated as C5H5N, pyridine is a simple aromatic ring that forms the basis for many related compounds such as the amino acids tryptophan and niacin. In terms of its physical properties, it is a colorless, flammable liquid that has a distinctive, unpleasant fish-like odor.
15.5: Aromatic Heterocycles - Pyridine and Pyrrole
Pyrimidine is an another six-membered aromatic heterocycle that is analogous to pyridine. Pyrimidine has four carbons atoms and two nitrogen atoms that are sp2 hybridized. Each of these atoms contributes a p orbital and a pi election allowing pyrimidine to …
Pyridine | C5H5N - ChemSpider
Pyridine. Molecular formula: C 5 H 5 N. Average mass: 79.102. Monoisotopic mass: 79.042199. ChemSpider ID: 1020.
Pyridine: the scaffolds with significant clinical diversity
2022年5月5日 · The nitrogen-bearing heterocycle pyridine in its several analogous forms occupies an important position as a precious source of clinically useful agents in the field of medicinal chemistry research.
Pyridine - NIST Chemistry WebBook
Pyridine. Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript. Permanent link for this species. Use this link for bookmarking this species for future reference.
Pyridine - NIST Chemistry WebBook
McCullough, J.P.; Douslin, D.R.; Messerly, J.F.; Hossenlopp, I.A.; Kincheloe, T.C.; Waddington, G., Pyridine: experimental and calculated chemical thermodynamic properties between 0 and 1500 K., a revised vibrational assignment, J. Am. Chem. Soc., 1957, 79, 4289-4295.