benzophenoxazinone

English

Noun

benzophenoxazinone (countable and uncountable, plural benzophenoxazinones)

1. A photosensitizer with chemical formula C₁₆H₁₁NO, used in the production of dyes.
   • 1965, Chemical Society (Great Britain), Journal of the Chemical Society (part 1, page 481)

     A reaction under our preparative conditions with 2,6-xylenol […] afforded, in very small yield, only one benzophenoxazinone, which was red […]

   • 2014, Sidney Udenfriend, Bernard Horecker, Nathan O. Kaplan, Fluorescence Assay in Biology and Medicine, volume 2, page 211:

     The benzophenoxazinone derivative for tyramine would give a product with the composition C₁₈H₁₆O₂N₂, in agreement with the analysis obtained on the nitrosonaphthol product by Udenfriend and Cooper […]