(thing) by tobyWong Mon May 20 2002 at 1:07:00
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

Composition:CH2(C6H4)2O

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
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