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Pyridine is a basic heterocyclic organic compound with the chemical formula C5H5N. It is structurally related to benzene, with one methine group (=CH−) replaced by a nitrogen atom.
P 2715 (OTTO) Pyridine, 99% Cas 110-86-1 - used as a polar, basic, low-reactive solvent, for example in Knoevenagel condensations.