Full Terms & Conditions of access and use can be found at https://www.tandfonline.com/action/journalInformation?journalCode=uopp20 Organic Preparations and Procedures International The New Journal for Organic Synthesis ISSN: 0030-4948 (Print) 1945-5453 (Online) Journal homepage: https://www.tandfonline.com/loi/uopp20 Unexpected Result in the Catalytic Solvent-free Multicomponent Synthesis of 2-Amino-3-cyano-4H- chromene Valeria Palermo, Alexis A. Sosa, Toa S. Rivera, Luis R. Pizzio & Gustavo P. Romanelli To cite this article: Valeria Palermo, Alexis A. Sosa, Toa S. Rivera, Luis R. Pizzio & Gustavo P. Romanelli (2019): Unexpected Result in the Catalytic Solvent-free Multicomponent Synthesis of 2-Amino-3-cyano-4H-chromene, Organic Preparations and Procedures International, DOI: 10.1080/00304948.2018.1549903 To link to this article: https://doi.org/10.1080/00304948.2018.1549903 Published online: 15 Feb 2019. Submit your article to this journal Article views: 5 View Crossmark data