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Fluorescein (free acid)
SpectraBase Compound ID 5G3SgzEul7q
InChI InChI=1S/C20H12O5/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20/h1-10,21-22H
InChIKey GNBHRKFJIUUOQI-UHFFFAOYSA-N
Mol Weight 332.31 g/mol
Molecular Formula C20H12O5
Exact Mass 332.068473 g/mol

1H Nuclear Magnetic Resonance (NMR) Spectrum

1H Nuclear Magnetic Resonance (NMR) Spectrum

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SpectraBase Spectrum ID 8sYVt6LYCm7
Name Fluorescein (free acid)
Source of Sample Sigma-Aldrich Co. LLC.
Catalog Number F2456
CAS Registry Number 2321-07-5
Copyright Copyright © 2021-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021 John Wiley & Sons, Inc. All Rights Reserved.
Formula C20H12O5
InChI InChI=1S/C20H12O5/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20/h1-10,21-22H
InChIKey GNBHRKFJIUUOQI-UHFFFAOYSA-N
Observed nucleus 1H
Solvent D2O & NaOD
Source of Spectrum Sigma-Aldrich Co. LLC.
Wiley ID SIAL_1HNMR_011838