Pyridine
A useful and commonly encountered aromatic amine, C5H5N. The lone pair of pyridine is weakly basic; its conjugate acid, the pyridinium ion, has a pKa of 5.2. Often added to reactions that generate strong acid (e.g. HCl).
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A useful and commonly encountered aromatic amine, C5H5N. The lone pair of pyridine is weakly basic; its conjugate acid, the pyridinium ion, has a pKa of 5.2. Often added to reactions that generate strong acid (e.g. HCl).