# Retraction: High-performance sono/nano-catalytic system: CTSN/Fe3O4–Cu nanocomposite, a promising heterogeneous catalyst for the synthesis of N-arylimidazoles

## TL;DR

This paper retracts a previous study about a nanocomposite catalyst used for making N-arylimidazoles.

## Contribution

The retraction highlights issues with the original study's findings on the CTSN/Fe3O4–Cu nanocomposite catalyst.

## Key findings

- The original study's claims about the catalyst's performance are retracted.
- The retraction indicates potential inaccuracies or errors in the original research.

## Abstract

Retraction of ‘High-performance sono/nano-catalytic system: CTSN/Fe3O4–Cu nanocomposite, a promising heterogeneous catalyst for the synthesis of N-arylimidazoles’ by Reza Taheri-Ledari et al., RSC Adv., 2019, 9, 40348–40356, https://doi.org/10.1039/C9RA08062G.