ORGANIC CHEMISTRY A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z                    HOME ABOUT CATEGORIES SITE MAP COPYRIGHT ADVERTISE CONTACT entire Web this site pyridine (C5H5N) (A) Pyridine (azine), and (B) pyridoxine, one of three naturally-occurring forms of vitamin B6. A colorless heterocyclic aromatic base with an unpleasant smell, found in bone oil and coal tar. Pyridine is used as a solvent and to denature grain alcohol (ethanol). Important derivatives are pyridoxine and niacin (see vitamin B complex). Related category    • ORGANIC CHEMISTRY Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) BACK TO TOP