Heterocyclic sentence example
Carbocyclic rings will next be treated, benzene and its allies in some detail; and finally the heterocyclic nuclei.
Components of cooked meat that have been suggested to cause this include heterocyclic amines, polycyclic aromatic hydrocarbons, nitrogenous residues and iron.
Alternatively, the problem might be caused by compounds called heterocyclic amines, carcinogenic compounds created in the cooking process.
Bupropion (Wellbutrin) is a heterocyclic antidepressant.
There also exists an extensive class of compounds termed the " heterocyclic series " - these compounds are derived from ring systems containing atoms other than carbon; this class is more generally allied to the aromatic series than to the aliphatic.Advertisement
The elements which go to form heterocyclic rings, in addition to carbon, are oxygen, sulphur, selenium and nitrogen.
The more important nuclei of this type have received special and non-systematic names; when this is not the case, such terms as phen-, benzo-, naphthoare prefixed to the name of the heterocyclic ring.
Pyrocatechin readily condenses to form heterocyclic compounds; cyclic esters are formed by phosphorus trichloride and oxychloride, carbonyl chloride, sulphuryl chloride, &c.; whilst ortho-phenylenediamine, o-aminophenol, and o-aminothiophenol give phenazine, phenoxazine and thiodiphenylamine.