A yellow, crystalline material that is used as a fungicide. It is the central structure of the fluorescein, eosin and rhodamine dyes.

Synonyms:tricyclic diphenylenemethane oxide, tricyclic dibenzopyran


Melting point (C):100.5

Boiling Point (C):315

Analysis: Soluble in ether and slightly soluble in ethanol or water.

Taken from MFA Boston Art Materials Encyclopedia Online