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Rose bengal
SpectraBase Compound ID 6ePTDFo2Hqs
InChI InChI=1S/C20H4Cl4I4O5.2Na/c21-10-8(9(20(31)32)11(22)13(24)12(10)23)7-3-1-5(25)16(29)14(27)18(3)33-19-4(7)2-6(26)17(30)15(19)28;;/h1-2,29H,(H,31,32);;/q;2*+1/p-2
InChIKey UWBXIFCTIZXXLS-UHFFFAOYSA-L
Mol Weight 1017.6 g/mol
Molecular Formula C20H2Cl4I4Na2O5
Exact Mass 1015.463053 g/mol

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

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SpectraBase Spectrum ID JPgxZiuG8TX
Name Rose bengal
Source of Sample Aldrich
Catalog Number 198250
CAS Registry Number 632-69-9
Copyright Copyright © 2018-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved.
Formula C20H2Cl4I4Na2O5
InChI InChI=1S/C20H4Cl4I4O5.2Na/c21-10-8(9(20(31)32)11(22)13(24)12(10)23)7-3-1-5(25)16(29)14(27)18(3)33-19-4(7)2-6(26)17(30)15(19)28;;/h1-2,29H,(H,31,32);;/q;2*+1/p-2
InChIKey UWBXIFCTIZXXLS-UHFFFAOYSA-L
Purity certified by the Biological Stain Commission, Dye content >=90%
Synonyms 4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein disodium salt; Acid Red 94; Bengal Rose B sodium salt; Rose Bengal sodium salt
Wiley ID SIAL_ATR-IR_010218