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.

Examples to R-4.2.6

In this example, the nomenclature of assemblies of identical units (see R-1.2.8) may be used. Two identical units, , are linked by the symmetrical connecting substituent group .
Principal group: -carboxylic acid
-oic acid
Parent hydride: Propane
Parent hydride + principal group: Propanoic acid
Multiplicative connecting group:
Connecting substituent name: Oxybis(ethylene- oxy)-
Compound name: 3,3'-[Oxybis(ethyleneoxy)]dipropanoic acid
Note: The numbering of the unit including the principal characteristic group (COOH) is retained.

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