some of a number of dimethyl derivatives of pyridine, but particularly 2,6-dimethyl pyridine that occurs in coal-tar
anybody of a number of metameric alkaloids, C5H3N.(CH3)2, associated with pyridine show, gotten from bone oil as fluids, and achieving strange pungent smells. These alkaloids may known as correspondingly dimethyl pyridine, ethyl pyridine, etc.
The collective title of the numerous isomeric dimethylpyridines, (CH3)2C5H3N. They are within coal-tar oil plus animal-and bone-oil, and resemble pyridine generally speaking properties.