Polycyclic compound

Polycyclic compound

In organic chemistry, a polycyclic compound is a cyclic compound with more than one hydrocarbon loop or ring structures (benzene rings) [JerryMarch] . The term generally includes all polycyclic aromatic compounds, including the polycyclic aromatic hydrocarbons, the heterocyclic aromatic compounds containing sulfur, nitrogen, oxygen, or another non-carbon atoms, and substituted derivatives of these.

See also Polycyclic aromatic hydrocarbon.


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  • polycyclic compound — policiklinis junginys statusas T sritis chemija apibrėžtis Junginys, turintis molekulėje kelis kondensuotus žiedus. atitikmenys: angl. polycyclic compound rus. многоядерное соединение; полициклическое соединение ryšiai: sinonimas – daugiaciklis… …   Chemijos terminų aiškinamasis žodynas

  • Polycyclic — may refer to: * Polycyclic compound, in organic chemistry, a cyclic compound with more than one hydrocarbon loop or ring structures * Polycyclic group, in mathematics, a solvable group that satisfies the maximal condition on subgroups …   Wikipedia

  • Polycyclic aromatic hydrocarbon — An illustration of typical polycyclic aromatic hydrocarbons. Clockwise from top left: benz(e)acephenanthrylene, pyrene and dibenz(ah)anthracene …   Wikipedia

  • polycyclic — /pol ee suy klik, sik lik/, adj. Chem. pertaining to an organic compound containing several atomic rings, usually fused. [1865 70; POLY + CYCLIC] * * * …   Universalium

  • polycyclic — 1. adjective Having two or more rings of atoms in the molecule. 2. noun Such a compound See Also: monocyclic, bicyclic, tricyclic …   Wiktionary

  • polycyclic aromatic hydrocarbon — abbr. PAH A fused aromatic ring compound consisting only of carbon and hydrogen. Similar compounds include chrysene, pyrene, benzo[a]pyrene, perylene, etc. Naphthalene, the simplest PAH consists of two fused benzene rings. (API 2007) …   Petroleum refining glossary

  • polycyclic — pol•y•cy•clic [[t]ˌpɒl iˈsaɪ klɪk, ˈsɪk lɪk[/t]] adj. chem. pertaining to an organic compound containing several atomic rings, usu. fused • Etymology: 1865–70 …   From formal English to slang

  • Cyclic compound — In chemistry, a cyclic compound is a compound in which a series of atoms is connected to form a loop or ring.[1] While the vast majority of cyclic compounds are organic, a few inorganic substances form cyclic compounds as well, including sulfur,… …   Wikipedia

  • cage compound — noun any polycyclic compound having the form of a cage …   Wiktionary

  • spiro compound — noun any polycyclic compound having a single atom (usually carbon) as the only common member of two rings …   Wiktionary

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