Hydrocarbon Ring Assemblies
Rule A-55. Radicals for Identical Ring Systems (Alternative in part to Rule A-56.1)
55.1 - Univalent and multivalent radicals derived from assemblies of identical hydrocarbon ring systems are named by adding "-yl", "-ylene" or "-diyl", "-triyl",
etc., to the name of the ring assembly.
See Recommendations'93 R-2.4.4
Examples to Rule A-55.1
Radicals for Non-benzenoid Ring Systems
This HTML reproduction of Sections A, B and C of IUPAC "Blue Book" is as close as possible to the
published version [see Nomenclature of Organic Chemistry, Sections A, B, C, D, E, F, and H, Pergamon Press, Oxford, 1979.
Copyright 1979 IUPAC.] If you need to cite these rules please quote this reference as their source.
Published with permission of the IUPAC by Advanced Chemistry Development, Inc., www.acdlabs.com, +1(416)368-3435 tel, +1(416)368-5596 fax. For comments or suggestions please contact email@example.com