Nomenclature of Steroids
Rule 2S-8 Ring Fission 8.1 - Fission of ring, with addition of a hydrogen atom at each terminal group thus created, is indicated by the prefix "seco-", the original steroid
numbering being retained.
Examples to Rule 2S-8.1
(trivial name: cholecalciferol)
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