Latest News
Atomic Weights of Ten Chemical Elements About to Change
A new Table of Standard Atomic Weights is published in Pure and Applied Chemistry. A companion article titled “Atomic Weights—No Longer Constants of Nature” is published in Chemistry International. For the first time in...[more]
General Information and Preliminary Schedule for 46th IUPAC General Assembly, San Juan, Puerto Rico
The IUPAC General Assembly (GA) is the occasion for meetings of the statutory bodies of the Union, specifically of the Council, Division committees, and Standing Committees. The 46th IUPAC General Assembly will take place 27...[more]
Call for Abstracts: 43rd IUPAC World Chemistry Congress organized by the Colegio de Químicos de Puerto Rico
Chemistry Bridging Innovation Among the Americas and the World[more]
Young Chemists to the 43rd IUPAC Congress in Puerto Rico
IUPAC announces the addition of two exciting award programs targeted to encourage young chemist's participation at the 43rd IUPAC Congress in Puerto Rico. The 2011 IUPAC Congress will take place 30 July-7 August in San Juan,...[more]
Provisional Recommendation - Definition of the Hydrogen Bond
The International Union of Pure and Applied Chemistry is pleased to announce the following Provisional Recommendation. Abstract: The task group recommends the definition given here for the hydrogen bond. The short definition...[more]
Advancing Chemistry Worldwide- Biennial Report, 2008-2009
This report lists IUPAC's six long range goals and provides illustrations of actions taken during the last two years toward meeting those goals. The Union's work is done almost entirely by approximately 1400 volunteer scientists...[more]
The Bureau, and Executive Committee Minutes
The Minutes of the Bureau, and Executive Committee meetings held in Sofia, Bulgaria, 17-18 April 2010, are now available. The Minutes of the 89th Bureau Meeting, 17-18 April 2010. (pdf- 157KB) The Minutes of the 142nd...[more]