In the last few decades,“unusual” noncovalent interactions like anion‐π and halogen
bonding have emerged as interesting alternatives to the ubiquitous hydrogen bonding in …

N-Heterocyclic carbenes (NHC) are nowadays ubiquitous and indispensable in many
research fields, and it is not possible to imagine modern transition metal and main group …

Halogen bonding, the noncovalent interaction based on electrophilic halogen substituents,
features very interesting properties, as illustrated by numerous applications continuously …

Conspectus The exploration of new catalysis concepts and strategies to drive chemical
reactions is of vital importance for the sustainable development of organic synthesis …

Sigma–hole interactions, in particular halogen bonding (XB) and chalcogen bonding (ChB),
have become indispensable tools in supramolecular chemistry, with wide-ranging …

Sigma (σ)-holes are electron-deficient regions that arise from the anisotropic distribution of
electron density on the atom of group 14 (tetrels), 15 (pnictogens), 16 (chalcogens), and 17 …

Halogen‐and chalcogen‐based σ‐hole interactions have recently received increased
interest in non‐covalent organocatalysis. However, the closely related pnictogen bonds …

Non-covalent interactions (NCIs) are a vital component of biological bond-forming events,
and have found important applications in multiple branches of chemistry. In recent years, the …

Compounds incorporating Group 14–17 elements as electron-deficient sites are capable of
attractive, directional interactions with Lewis bases. These noncovalent interactions are …

Metal complex catalysis, in which coordination compounds are designed as catalysts for
chemical transformations employing noncovalent interactions, is emerging as a powerful …