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Cresol red
SpectraBase Compound ID 9tkY4HbXmuR
InChI InChI=1S/C21H18O5S/c1-13-11-15(7-9-18(13)22)21(16-8-10-19(23)14(2)12-16)17-5-3-4-6-20(17)27(24,25)26-21/h3-12,22-23H,1-2H3
InChIKey OBRMNDMBJQTZHV-UHFFFAOYSA-N
Mol Weight 382.43 g/mol
Molecular Formula C21H18O5S
Exact Mass 382.087495 g/mol

Transmission Infrared (IR) Spectrum

Transmission Infrared (IR) Spectrum

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SpectraBase Spectrum ID LWHkh2bfnaD
Name Cresol red
Source of Sample Sigma-Aldrich Co. LLC.
Catalog Number 114472
Lot Number 03827LI
CAS Registry Number 1733-12-6
Copyright Copyright © 2021-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021 John Wiley & Sons, Inc. All Rights Reserved.
Formula C21H18O5S
InChI InChI=1S/C21H18O5S/c1-13-11-15(7-9-18(13)22)21(16-8-10-19(23)14(2)12-16)17-5-3-4-6-20(17)27(24,25)26-21/h3-12,22-23H,1-2H3
InChIKey OBRMNDMBJQTZHV-UHFFFAOYSA-N
Molecular Weight 382.430 g/mol
Solvent Nujol
Source of Spectrum Sigma-Aldrich Co. LLC.
Synonyms o-Cresolsulfonphthalein
Technique Mull
Wiley ID SIAL_FF-FTIR_000002