Conjunctive Nomenclature

Rule C-56

56.1 - If the insertion of a side chain into a cyclic component has necessitated also addition of a hydrogen atom at another position, then this hydrogen atom is specified in the name by H (indicated hydrogen, see Rule A-21.6).

Example to Rule C-56.1

See Recommendations'93 R-1.2.4

Conjunctive Nomenclature
Rule C-57
Rule C-58

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.,, +1(416)368-3435 tel, +1(416)368-5596 fax. For comments or suggestions please contact