Definition of the hydrogen bond (IUPAC Recommendations 2011)

• DOI: 10.1351/pac-rec-10-01-02
• Publication Date: 2011-07-08T20:55:55Z
• Authors: Elangannan Arunan; Gautam R. Desiraju; Roger A. Klein; Joanna Sadlej; Steve Scheiner; Ibon Alkorta; David C. Clary; Robert H. Crabtree; Joseph J. Dannenberg; Pavel Hobza; Henrik G. Kjaergaard; Anthony C. Legon; Benedetta Mennucci; David J. Nesbitt
• Keywords: 01 natural sciences; 0104 chemical sciences

A novel definition for the hydrogen bond is recommended here. It takes into account the theoretical and experimental knowledge acquired over the past century. This definition insists on some evidence. Six criteria are listed that could be used as evidence for the presence of a hydrogen bond.