polycyclic system

https://doi.org/10.1351/goldbook.P04724
A molecular system regarded as containing a number of rings equal to the number of scissions required to convert it into an open-chain compound.
Source:
Blue Book, p. 33 [Terms] [Book]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). Online version (2019-) created by S. J. Chalk. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
Div. VIIIPDFTextJSONHistory
Last revised: February 24, 2014