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16 H -2,5,8,11,14-Pentaoxacyclopentadecano[2,3-a]phenoxazin-16-one, its 17-bromo analogue and 16-hydroxy-2,5,8,11,14-pentaoxacyclopentadecanophenoxazine were prepared by the reaction of 1,4-quinone of benzo[15]crown-5 or its dibromide with 2-aminophenol. Dehalogenation of the bromophenoxazinone was also investigated.
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16H-2,5,8,11,14-Pentaoxacyclopentadecano[2,3-a]phenoxazin-16-one ;16-Hydroxy-2,5,8,11,14-pentaoxacyclopentadecanophenoxazine ;17,18-Dibromo-16,19-dioxo-2,5,8,11,14-petaoxabiclo[13.4.0]-115,1718-nonadecadien ;17-Bromo-16H-2,5,8,11,14-pentaoxacyclopentadecano[2,3-a]phenoxazin-16-one
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