6'-Hydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthen]-3'-yl pentafluorobenzenesulfonate
[CAS# 728912-45-6]

Identification

• Name: 6'-Hydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthen]-3'-yl pentafluorobenzenesulfonate
• Synonyms: "6’-hydroxy-3-oxospiro[isobenzofuran-1(3H),9’-[9H]xanthen]-3’-yl ester, pentafluorobenzenesulfonic acid"; 6?-hydroxy-3-oxospiro[isobenzofuran-1(3H),9?-[9H]xanthen]-3?-yl ester, pentafluorobenzenesulfonic acid; Pentafluorobenzenesulfonyl fluorescein
• Molecular Formula: C₂₆H₁₁F₅O₇S
• Molecular Weight: 562.42
• CAS Registry Number: 728912-45-6
• SMILES: Fc1c(F)c(F)c(F)c(F)c1S(=O)(=O)Oc2ccc6c(c2)Oc3cc(O)ccc3C56OC(=O)c4ccccc45
• InChI: 1S/C26H11F5O7S/c27-19-20(28)22(30)24(23(31)21(19)29)39(34,35)38-12-6-8-16-18(10-12)36-17-9-11(32)5-7-15(17)26(16)14-4-2-1-3-13(14)25(33)37-26/h1-10,32H
• InChIKey: UIBLLPHZQUTIBL-UHFFFAOYSA-N

Properties

• Density: 1.781g/cm³ (Cal.)
• Boiling point: 707.286°C at 760 mmHg (Cal.)
• Flash point: 381.553°C (Cal.)
• Refractive index: 1.701 (Cal.)