A class of organic compounds containing a ring structure made up of more than one kind of atom, usually carbon plus another atom. The ring structure can be aromatic or nonaromatic.
Also Known As:
Heterocyclic Compounds, 1 Ring; Heterocyclic Compounds, 1-Ring; Heterocyclic Cpds, 1-Ring; 1-Ring Heterocyclic Cpds; Compounds, 1-Ring Heterocyclic; Cpds, 1-Ring Heterocyclic; Heterocyclic Cpds, 1 Ring