The article “Epoxidation of Olefins in the Presence of Molybdenum Catalysts based on Porous Aromatic Frameworks”, written by V.A. Yarchak, L.A. Kulikov, A.L. Maximov, and E.A. Karakhanov, was originally published Online First in Springer-Link on 6 February 2023 without Open Access. After publication the authors decided to make the article an Open Access publication. Therefore, the copyright of the article has been changed to © The Author(s) 2023 and the article is forthwith distributed under the terms of a Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/, CC BY), which permits use, duplication, adaptation, distribution and reproduction of a work in any medium or format, as long as you cite the original author(s) and publication source, provide a link to the Creative Commons license, and indicate if changes were made.