5(6)-Carboxyfluorescein

About This Item

Molecular Formula	C₄₂H₂₄O₁₄
CAS Number	72088-94-9

FC-0170703

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Properties

Chemical Identifiers

IUPAC Name	3',6'-dihydroxy-1-oxospiro[2-benzofuran-3,9'-xanthene]-5-carboxylic acid;3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-carboxylic acid
SMILES	C1=CC2=C(C=C1C(=O)O)C3(C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O)OC2=O.C1=CC2=C(C=C1C(=O)O)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O

Physical Properties

Melting Point

275 °C

Safety Information

Hazard Class

Warning

Please refer to the Safety Data Sheet (SDS) for complete handling, storage, and disposal instructions. Follow all applicable regulations when working with this chemical reagent.