Preparation of exo- and endocyclic aminoxyl radicals of 2-Amino-substituted quinazolin-4(3H)-ones

✍ Scribed by Ladislav Omelka; Jan Světlik

• Book ID: 102529817
• Publisher: John Wiley and Sons
• Year: 1995
• Tongue: English
• Weight: 312 KB
• Volume: 33
• Category: Article
• ISSN: 0749-1581
• DOI: 10.1002/mrc.1260331015

✦ Synopsis

Abstract

2‐Amino‐substituted quinazolin‐4(3__H__)‐ones were oxidized with RO~2~^·^ radicals and 4‐nitroperoxybenzoic acid. Two types of radical products, i.e. exo‐ and endocyclic aminoxyl radicals, were observed. Their differentiation was carried out on the basis of ESR parameters.