xanthene dyes

https://doi.org/10.1351/goldbook.X06695
Dyes derived by condensation of phthalic anhydride with resorcinol (and derivatives) or m-aminophenol (and derivatives), of which fluorescein is the prototype (all such dyes have the xanthene @[email protected]).
X06695.png
See also:
phthaleins
,
rhodamine dyes
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1374 [Terms] [Paper]