Fluoran

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Fluoran

IUPAC name Spiro[2-benzofuran-3,9'-xanthene]-1-one
Identifiers
CAS number	596-24-7
PubChem	68994
ChemSpider	62216^Y
ChEBI	CHEBI:37915^Y
Jmol-3D images	Image 1
SMILES O=C2OC4(c1ccccc12)c5ccccc5Oc3ccccc34
InChI InChI=1S/C20H12O3/c21-19-13-7-1-2-8-14(13)20(23-19)15-9-3-5-11-17(15)22-18-12-6-4-10-16(18)20/h1-12H^Y Key: FWQHNLCNFPYBCA-UHFFFAOYSA-N^Y InChI=1/C20H12O3/c21-19-13-7-1-2-8-14(13)20(23-19)15-9-3-5-11-17(15)22-18-12-6-4-10-16(18)20/h1-12H Key: FWQHNLCNFPYBCA-UHFFFAOYAD
Properties
Molecular formula	C₂₀H₁₂O₃
Molar mass	300.31
Y (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Infobox references

Fluoran is a triarylmethane dye. It is the structural core of a variety of other dyes.^[1]

The chemical structure of eosin, a fluoran-based dye

References

↑ Hatano, Y. "The chemistry of fluoran leuco dyes" in Chemistry and Applications of Leuco Dyes, Ed. R. Muthyala, Plenum Press 1997

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