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 | Aromatic, Aliphatic, Nitrogenous | Britannica
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 …
Pyridine - American Chemical Society
2020年8月31日 · Pyridine is a colorless liquid with a foul odor and several hazardous properties. In the late 1840s, physician/chemist Thomas Anderson at the University of Edinburgh produced several liquids by heating animal bones to high temperatures.
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.
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.
HEALTH EFFECTS - Toxicological Profile for Pyridine - NCBI ...
It contains descriptions and evaluations of studies and presents levels of significant exposure for pyridine based on toxicological studies and epidemiological investigations.