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Covalent organic frameworks.
This tutorial review describes the basic design concepts, the recent synthetic advancements and structural studies, and the frontiers of functional exploration of covalent organic frameworks.
Covalent Organic Frameworks: Design, Synthesis, and Functions.
A comprehensive review of the COF field is targeted, providing a historic overview of the chemistry, the advances in the topology design and synthetic reactions, illustrate the structural features and diversities, and scrutinize the development and potential of various functions through elucidating structure-function correlations.
Covalent organic frameworks: a materials platform for structural and functional designs
Covalent organic frameworks (COFs) are a class of crystalline porous polymer that allows the atomically precise integration of organic units into extended structures with periodic skeletons and…
Stable, crystalline, porous, covalent organic frameworks as a platform for chiral organocatalysts.
The synthesis of a crystalline porous COF is reported that is stable against water, strong acids and strong bases, and its utility as a material platform for structural design and functional development is demonstrated.
Two-dimensional sp2 carbon–conjugated covalent organic frameworks
A fully π-conjugated molecular network attains high electronic spin density and unidirectional spin alignment and is synthesized through condensation reactions of tetrakis(4-formylphenyl)pyrene and 1,4-phenylenediacetonitrile.
A photoconductive covalent organic framework: self-condensed arene cubes composed of eclipsed 2D polypyrene sheets for photocurrent generation.
The first example of a photoconductive COF is reported, in which sheets composed of arene building blocks lie above one another in an eclipsed arrangement, which should retain a crystal-lattice-like highly ordered arene arrangement, absorb photons in the visible region, and be robust under irradiation.
An azine-linked covalent organic framework.
- S. Dalapati, Shangbin Jin, Jia Gao, Yanhong Xu, A. Nagai, D. Jiang
- ChemistryJournal of the American Chemical Society
- 5 November 2013
It is anticipated that the extension of the present azine-linked pyrene frameworks would not only increase the structural diversity but also expand the scope of functions based on this highly stable class of covalent organic frameworks.
Supercapacitive energy storage and electric power supply using an aza-fused π-conjugated microporous framework.
The synthesis of co-operative porous frameworks based on aza-fused p-conjugated microporous polymers is reported and their functions in supercapacitive energy storage and electric power supply are highlighted.
Stable Covalent Organic Frameworks for Exceptional Mercury Removal from Aqueous Solutions.
- Ning Huang, Lipeng Zhai, Hong Xu, D. Jiang
- EngineeringJournal of the American Chemical Society
- 7 February 2017
The rational design of stable COFs for Hg(II) removal through elaborate structural design and control over skeleton, pore size, and pore walls is reported, suggesting that COFs offer a powerful platform for tailor-made structural design to cope with various types of pollution.
A belt-shaped, blue luminescent, and semiconducting covalent organic framework.
From a synthetic viewpoint,COFs are attractive motifs since they allow total control overstructural parameters,including composition and porosity,after appropriate topological design. Most studies to…