Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Aryldiazonium Salts to Azo Dyes: Diazo Coupling

Aryldiazonium Salts to Azo Dyes: Diazo Coupling

The reaction of weakly electrophilic aryldiazonium (also called arenediazonium) salts with highly activated aromatic compounds leads to the formation of products with an —N=N— link, called an azo linkage. This reaction, presented in Figure 1, is known as diazo coupling and occurs without the loss of the nitrogen atoms of the aryldiazonium salt. Highly activated aromatic compounds such as phenols or arylamines favor the diazo coupling reaction. The coupling generally occurs at the para position.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Negatively Charged Catalytic Centers on MXene for Sustainable Uranium Recovery.

Inorganic chemistry·2026

Same author

Lignin complex nanoparticles grafted cellulose nanofibers for high-performance lithium metal battery separator.

International journal of biological macromolecules·2026

Same author

Mechanochemical Sulfidated Microscale Zero-Valent Iron for Uranium Immobilization: Accelerated Electron Transfer and Enhanced Coordination Effect.

Inorganic chemistry·2026

Same author

Shish-kebab-like heterostructured cellulose nanofibers towards advanced lithium metal battery separators.

International journal of biological macromolecules·2025

Same author

Bimetallic conductive molecular 2D metal-organic framework @ 2D MXene nanosheet heterostructure for lithium storage.

Journal of colloid and interface science·2024

Same author

Confinement of ZIF-67-derived N, Co-doped C@Si on a 2D MXene for enhanced lithium storage.

Dalton transactions (Cambridge, England : 2003)·2024

Search research articles

Related Experiment Video

Updated: Jun 19, 2026

Preparation of Highly Porous Coordination Polymer Coatings on Macroporous Polymer Monoliths for Enhanced Enrichment of Phosphopeptides

Preparation of Highly Porous Coordination Polymer Coatings on Macroporous Polymer Monoliths for Enhanced Enrichment of Phosphopeptides

Published on: July 14, 2015

Highly Efficient Organic Dyes Capture Using Thiol-Functionalized Porous Organic Polymer.

Yan He¹, Xiaolei Fu¹, Bo Li²

¹Jiangxi Province Key Laboratory of Polymer Micro/Nano Manufacturing and Devices, School of Chemistry, Biology and Materials Science, East China University of Technology, Nanchang 330013, China.

|June 6, 2022

Summary

A new triptycene-based porous organic polymer (TPP-SH) effectively captures methylene blue (MB) and malachite green (MG) dyes. This high-capacity adsorbent offers fast kinetics and recyclability for water decontamination.

More Related Videos

A 'Plug and Play' Method to Create Water-dispersible Nanoassemblies Containing an Amphiphilic Polymer, Organic Dyes and Upconverting Nanoparticles

A 'Plug and Play' Method to Create Water-dispersible Nanoassemblies Containing an Amphiphilic Polymer, Organic Dyes and Upconverting Nanoparticles

Published on: November 14, 2015

Deposition of Porous Sorbents on Fabric Supports

Deposition of Porous Sorbents on Fabric Supports

Published on: June 12, 2018

Related Experiment Videos

Last Updated: Jun 19, 2026

Preparation of Highly Porous Coordination Polymer Coatings on Macroporous Polymer Monoliths for Enhanced Enrichment of Phosphopeptides

Preparation of Highly Porous Coordination Polymer Coatings on Macroporous Polymer Monoliths for Enhanced Enrichment of Phosphopeptides

Published on: July 14, 2015

A 'Plug and Play' Method to Create Water-dispersible Nanoassemblies Containing an Amphiphilic Polymer, Organic Dyes and Upconverting Nanoparticles

A 'Plug and Play' Method to Create Water-dispersible Nanoassemblies Containing an Amphiphilic Polymer, Organic Dyes and Upconverting Nanoparticles

Published on: November 14, 2015

Deposition of Porous Sorbents on Fabric Supports

Deposition of Porous Sorbents on Fabric Supports

Published on: June 12, 2018

Area of Science:

Materials Science
Environmental Chemistry
Polymer Chemistry

Background:

Developing efficient adsorbents for cationic dyes like methylene blue (MB) and malachite green (MG) is crucial for water treatment.
Existing materials often face limitations in adsorption capacity, kinetics, or reusability.

Purpose of the Study:

To synthesize and characterize a novel triptycene-based porous organic polymer functionalized with thiol groups (TPP-SH).
To evaluate the efficiency of TPP-SH in capturing MB and MG from aqueous solutions.
To assess the adsorption capacity, kinetics, and recyclability of the developed material.

Main Methods:

Postmodification of a triptycene-based porous organic polymer (TPP) to introduce abundant thiol groups, creating TPP-SH.
Characterization of TPP-SH for surface area, porosity, and thermal stability.
Adsorption experiments to determine the capacity and kinetics for MB and MG removal using the Langmuir model.

Main Results:

TPP-SH demonstrated high surface area, good porosity, and thermal stability.
Maximum adsorption capacities for MB and MG were 1146.3 and 689.6 mg g^-1, respectively, exceeding many reported materials.
Fast adsorption kinetics were observed, with significant MB and MG uptake.
TPP-SH exhibited good recyclability over at least five adsorption-desorption cycles.

Conclusions:

The synthesized TPP-SH is a highly effective adsorbent for cationic dyes MB and MG.
The material offers superior adsorption capacity, rapid kinetics, and excellent recyclability.
TPP-SH presents a promising new avenue for developing high-performance green adsorbents for water decontamination.