Cover Feature: Fluorescent Imidazo[1,2‐a]pyrimidine Compounds as Biocompatible Organic Photosensitizers that Generate Singlet Oxygen: A Potential Tool for Phototheranostics (Chem. Eur. J. 20/2021).

Nitrogen heterocycles, organic synthesis, photodynamic therapy, photosensitizers, singlet oxygen Keywords: nitrogen heterocycles; organic synthesis; photodynamic therapy; photosensitizers; singlet oxygen EN nitrogen heterocycles organic synthesis photodynamic therapy photosensitizers singlet oxygen 6102 6102 1 04/09/21 20210407 NES 210407 B Fluorescent tetracyclic imidazo[1,2- I a i ]pyri(mi)dines b can be generated by microwave-assisted high order (8+2) thermal cycloadditions between in situ formed benzynes and the corresponding bicyclic imidazo[1,2- I a i ]pyr(im)idines. Cover Feature: Fluorescent Imidazo[1,2-a]pyrimidine Compounds as Biocompatible Organic Photosensitizers that Generate Singlet Oxygen: A Potential Tool for Phototheranostics (Chem. Eur. J. 20/2021). [Extracted from the article]