Related Experiment Video
Updated: Apr 5, 2026

Synthesis of Information-bearing Peptoids and their Sequence-directed Dynamic Covalent Self-assembly
Published on: February 6, 2020
Differentially functionalized acyclic cucurbiturils: synthesis, self-assembly and CB[6]-induced allosteric guest
Mingming Zhang1, David Sigwalt, Lyle Isaacs
1Department of Chemistry and Biochemistry, University of Maryland, College Park, MD 20742, USA. LIsaacs@umd.edu.
Researchers synthesized acyclic cucurbit[n]uril-type containers with ammonium arms. These molecules demonstrate controlled assembly and allosteric host-guest binding capabilities, advancing supramolecular chemistry.
Area of Science:
- Supramolecular Chemistry
- Organic Synthesis
- Host-Guest Chemistry
Background:
- Acyclic cucurbit[n]uril analogues offer tunable properties for supramolecular applications.
- Understanding self-assembly is crucial for designing complex molecular architectures.
- Allosteric host-guest interactions are key to developing responsive molecular systems.
Purpose of the Study:
- To synthesize novel mono- and difunctionalized acyclic cucurbit[n]uril-type containers.
- To investigate the intra- and intermolecular self-assembly behaviors of these new compounds.
- To explore the capacity of cucurbit[n]urils to mediate allosteric host-guest binding.
Main Methods:
- Synthesis of acyclic cucurbit[n]uril derivatives (1HA, 1HDA, 2HDA) featuring hexylammonium and hexanediammonium arms.
- Characterization of molecular assembly processes using appropriate analytical techniques.
- Evaluation of host-guest binding interactions, including allosteric effects, with specific guests.
Main Results:
- Successful synthesis of mono- and difunctionalized acyclic cucurbit[n]uril containers.
- Demonstration of controlled intra- and intermolecular assembly of the synthesized molecules.
- Evidence of cucurbit[n]uril's ability to induce allosteric host-guest binding.
Conclusions:
- The developed acyclic cucurbit[n]uril analogues are versatile building blocks for supramolecular chemistry.
- The study highlights the importance of functional arm design in controlling self-assembly.
- These findings contribute to the understanding of allosteric recognition mechanisms in synthetic hosts.
More Related Videos
09:22Self-assembling Morphologies Obtained from Helical Polycarbodiimide Copolymers and Their Triazole Derivatives
Published on: February 7, 2017
10:17Efficient Construction of Drug-like Bispirocyclic Scaffolds Via Organocatalytic Cycloadditions of α-Imino γ-Lactones and Alkylidene Pyrazolones
Published on: February 7, 2019
Related Concept Videos
Chair Conformation of Cyclohexane
The hydrogen atoms linked to carbons are arranged in two different axial and equatorial orientations to achieve this...
[3,3] Sigmatropic Rearrangement of 1,5-Dienes: Cope Rearrangement
Cycloaddition Reactions: Overview
Diels–Alder Reaction Forming Bridged Bicyclic Products: Stereochemistry
[4+2] Cycloaddition of Conjugated Dienes: Diels–Alder Reaction
Cycloaddition Reactions: MO Requirements for Thermal Activation