Beilstein J. Org. Chem.2024,20, 336–345, doi:10.3762/bjoc.20.34
widened the scope and provided an access to derivatives of N,O- and N,S-heteropentacyclic quinoxalinophenoxazine, triphenodioxazine and oxazinophenothiazine systems.
Keywords: 3H-phenoxazin-3-one; fluorescence; molecular structure; pentacyclicheterocycles; synthesis; Introduction
3H-Phenoxazin-3-one
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Graphical Abstract
Scheme 1:
Synthesis of 6,8-di-tert-butyl-N-aryl-3H-phenoxazin-3-imines 3 [6] and 6,8-di-tert-butyl-2-(arylamino)...