Bring the power of IUPAC naming to your desktop!

ACD/Name (Chemist Version) offers a standardized set of features for quick and simple generation of IUPAC names, and structures from names. It is a streamlined version of our popular ACD/Name software.

View a full description and pricing on our web store.

Specific Classes of Compounds

R-5.6.3 Ketenes

The compound CH2=C=O is a functional parent compound with the name "ketene". Derivatives can be named by (a) citing all substituents as prefixes or (b) using the principles for naming ketones (see R-

Examples to R-5.6.3

R-5.6.4 Acetals, hemiacetals, acylals, and their analogues
R-5.6.5 Acyloins
R-5.6.6 Nitrogenous derivatives of carbonyl compounds

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.

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