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IUPAC Nomenclature of Organic Chemistry

NOTE: The most recent version of IUPAC Nomenclature of Organic Chemistry is published in Nomenclature of Organic Chemistry: IUPAC Recommendations and Preferred Names 2013, IUPAC Blue Book, prepared for publication by Henri A Favre and Warren H Powell, by RSC Publishing, 2014 [ISBN 978-0-85404-182-4]; https://doi.org/10.1039/9781849733069

An online version of the recommendations with all noted changes and corrections is available in HTML and PDF formats at https://www.qmul.ac.uk/sbcs/iupac/BlueBook/ (prepared by G. P. Moss).

Recommendations 1979			Recommendations 1993
	A.	Hydrocarbons		Preamble
	B.	Fundamental Heterocyclic Systems		R-0	Introduction
	C.	Characteristic Groups Containing Carbon, Hydrogen, Oxygen, Nitrogen, Halogen, Sulfur, Selenium, and/or Tellurium		R-1	General Principles of Organic Nomenclature
	List of Radical Names			R-2	Parent Hydrides and their Derived Substituent Groups
				R-3	Characteristic (Functional) Groups
				R-4	Guide to Name Construction
				R-5	Applications to Specific Classes of Compounds
				R-6	Name Interpretation
				R-7	Stereochemical Specification
				R-8	Isotopically Modified Compounds
				R-9	Appendix
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.			This HTML reproduction is as close as possible to the published version [see IUPAC, Commission on Nomenclature of Organic Chemistry. A Guide to IUPAC Nomenclature of Organic Compounds (Recommendations 1993), 1993, Blackwell Scientific publications, Copyright 1993 IUPAC]. If you need to cite these rules please quote this reference as their source.

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In December 2013 the new and long awaited Nomenclature of Organic Chemistry IUPAC Recommendations and Preferred Names was published. Learn more here
The HTML reproduction of the IUPAC Nomenclature of Organic Chemistry is published by Advanced Chemistry Development, Inc. with permission of the IUPAC. The following IUPAC publications were taken as a source:

Nomenclature of Organic Chemistry, Sections A, B, C, D, E, F, and H, Pergamon Press, Oxford, 1979. Copyright 1979 IUPAC.
A Guide to IUPAC Nomenclature of Organic Compounds (Recommendations 1993), 1993, Blackwell Scientific publications, Copyright 1993 IUPAC.
If you need to cite these rules please quote the references above as their source.

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IUPAC Nomenclature of Organic Chemistry

Recommendations 1979

Recommendations 1993