IUPAC > Gold Book > alphabetical index > R > ring assembly
icon

IndexesDownload


ring assembly

Two or more cyclic systems (single rings or fused systems) which are directly joined to each other by double or single bonds are named ring assemblies when the number of such direct ring junctions is one less than the number of cyclic systems involved. Examples:
R05393
Source:
InChI=1/C12H10/c1-3-7-11(8-4-1)12-9-5-2-6-10-12/h1-10H
ZUOUZKKEUPVFJK-UHFFFAOYAV
InChI=1/C10H16/c1-2-6-9(5-1)10-7-3-4-8-10/h1-8H2
AFQHVWWURXWNGD-UHFFFAOYAA
InChI=1/C12H8/c1-2-6-10-9(5-1)11-7-3-4-8-12(10)11/h1-8H
IFVTZJHWGZSXFD-UHFFFAOYAR
Interactive Link Maps
First LevelSecond LevelThird Level
GraphGraphGraph
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). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. doi:10.1351/goldbook.
Last update: 2014-02-24; version: 2.3.3.
DOI of this term: doi:10.1351/goldbook.R05393.
Original PDF version: http://www.iupac.org/goldbook/R05393.pdf. The PDF version is out of date and is provided for reference purposes only. For some entries, the PDF version may be unavailable.
Current PDF version | Version for print | History of this term
picture