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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
Parent InChIKey VDNLFJGJEQUWRB-UHFFFAOYSA-L
Copyright Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Fluka Chemie AG, Buchs, Switzerland
Technique KBr WAFER
Copyright Copyright © 2021-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Sigma-Aldrich Co. LLC.
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number R3877
Technique Mull
Copyright Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Fluka Chemie AG, Buchs, Switzerland
Technique KBr WAFER
Copyright Copyright © 2014-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Spectrochem Pvt. Ltd.
Source of Spectrum Bio-Rad Laboratories, Inc.
Catalog Number 11807
Copyright Copyright © 2018-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich
Catalog Number 198250
Copyright Copyright © 2018-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich
Catalog Number 330000
Copyright Copyright © 2018-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Sigma
Catalog Number R3877
Copyright Copyright © 2008-2025 John Wiley & Sons, Inc. All Rights Reserved.
Solvent Methanol
  • Acid Red 9
  • 4,4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein, disodium salt
  • 4,5,6,7-tetrachloro-2',4',5',7'-tetraiodofluorescein, sodium derivative, sodium salt
  • BENGAL ROSE B
  • ROSE BENGALE B
  • FLUORESCEIN, 4,5,6,7-TETRACHLORO- 2PR,4PR,5PR,7PR-TETRAIODO-, SODIUM DERIVATIVE, SODIUM SALT
  • C.I. ACID RED 94
  • Rose Bengal sodium salt
  • Acid Red 94
  • Bengal Rose B sodium salt
  • 4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein disodium salt
  • 4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein sodium salt

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KnowItAll IR Spectral Library

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Sigma-Aldrich Library of ATR-IR Spectra

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The Sigma-Aldrich Library of ATR-IR Spectra is a comprehensive collection of ATR-IR spectra sourced from the laboratories of Sigma-Aldrich by Merck KGaA Darmstadt, Germany. Learn more.

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