The condensation reaction between p‐tert‐butylphenol and formaldehyde leads in a single
step to good yields of cyclic oligomers in which, depending on the reaction conditions, either …

Cations and anions play an important role in a wide range of chemical reactions, including
biological metabolism as well as many other processes. 1-6 For the purpose of detection …

2.4. 3.1 Introduction The classical method for modification of zeolites with respect to their
charge-compensating cations was, for a long time, ion exchange in an aqueous medium …

Calixarenes are macrocyclic molecules, like crown ethers and cyclodextrins. 1-7
Calixarenes made up of phenol and methylene units have many conformational isomers …

The use of planar or tridimensional cyclic and acyclic Schiff bases, their polyamine
homologues and related derivatives, for the formation of mononuclear and especially …

Supramolecular chemistry is a branch of chemistry concerned with the coalescence of
molecules into noncovalent arrays. In other words, molecular recognition. Molecular …

Alkanediamines serve as neutral guests for the recently discovered host pillar [5] arene. The
proposed [2] pseudorotaxane nature of the superstructure of the 1: 1 host− guest complexes …

Supramolecular macrocycles are well known as guest receptors in supramolecular
chemistry, especially host− guest chemistry. In addition to their wide applications in host …

Circularly polarized luminescence (CPL) materials have attracted significant attention in
recent years owing to their potential application prospects in advanced display technologies …

Calixarenes are one of the macrocyclic receptors known to date besides crown ethers,
cyclodextrins, cryptands, and cucurbiturils. 1Ā3 These are synthesized from the base …