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5-Methyl-2-thiophenecarboxylic acid

View entire compound with spectra: 5 NMR, 4 FTIR, 2 UV-Vis, and 7 MS (GC)

5-Methyl-2-thiophenecarboxylic acid
SpectraBase Compound ID BjyW7RIjbcf
InChI InChI=1S/C6H6O2S/c1-4-2-3-5(9-4)6(7)8/h2-3H,1H3,(H,7,8)
InChIKey VCNGNQLPFHVODE-UHFFFAOYSA-N
Mol Weight 142.17 g/mol
Molecular Formula C6H6O2S
Exact Mass 142.008851 g/mol

Transmission Infrared (IR) Spectrum

Transmission Infrared (IR) Spectrum

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SpectraBase Spectrum ID DzAZ7LZuchi
Name 5-Methyl-2-thiophenecarboxylic acid
Source of Sample Aldrich
Catalog Number M84429
CAS Registry Number 1918-79-2
Classification 5-membered aromatic heterocycles
Copyright Copyright © 2018-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved.
Formula C6H6O2S
InChI InChI=1S/C6H6O2S/c1-4-2-3-5(9-4)6(7)8/h2-3H,1H3,(H,7,8)
InChIKey VCNGNQLPFHVODE-UHFFFAOYSA-N
Purity 99%
Solvent Nujol
Source of Spectrum Sigma-Aldrich Co. LLC.
Technique Mull
Wiley ID SIAL_FTIR_1_10374