Abstract
The following article, published online on 19 November 2020, in Wiley Online Library (wileyonlinelibrary.com), has been retracted by agreement between the authors, the journal Editor‐in‐Chief, Dr. Akkattu T. Biju, and Wiley Periodicals, LLC. Following publication, concerns were raised by third parties regarding NMR spectra. The authors were unable to provide a satisfactory explanation for anomalies in the NMR spectra and could not provide the original data. As such, the conclusions of this article are considered to be invalid.REFERENCEFigueroa‐Valverde Lauro, Diaz Cedillo Francisco, Rosas‐Nexticapa Marcela, Lopez‐Ramos Maria, Mateu‐Armand Virginia, Garcimarero‐Espino E. Alejandra, Ortiz‐Ake Yazmin. Facile synthesis of two oxocan derivatives using some chemical strategies. J Heterocyclic Chem. 2021; 58: 515–522 (https://doi.org/10.1002/jhet.4189).