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2,5-Thiophenedicarboxylic acid

View entire compound with spectra: 3 NMR, 3 FTIR, 1 Raman, 2 UV-Vis, and 1 MS (GC)

2,5-Thiophenedicarboxylic acid
SpectraBase Compound ID 9JIv5kU6Zvi
InChI InChI=1S/C6H4O4S/c7-5(8)3-1-2-4(11-3)6(9)10/h1-2H,(H,7,8)(H,9,10)
InChIKey YCGAZNXXGKTASZ-UHFFFAOYSA-N
Mol Weight 172.15 g/mol
Molecular Formula C6H4O4S
Exact Mass 171.98303 g/mol

13C Nuclear Magnetic Resonance (NMR) Spectrum

13C Nuclear Magnetic Resonance (NMR) Spectrum

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SpectraBase Spectrum ID 38SCeSFTpeD
Name 2,5-Thiophenedicarboxylic acid
Source of Sample Sigma-Aldrich Co. LLC.
Catalog Number 405191
CAS Registry Number 4282-31-9
Copyright Copyright © 2021-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021-2025 John Wiley & Sons, Inc. All Rights Reserved.
Formula C6H4O4S
InChI 1S/C6H4O4S/c7-5(8)3-1-2-4(11-3)6(9)10/h1-2H,(H,7,8)(H,9,10)
InChIKey YCGAZNXXGKTASZ-UHFFFAOYSA-N
Observed nucleus 13C
Purity 99%
Solvent DMSO-d6
Source of Spectrum Sigma-Aldrich Co. LLC.
Wiley ID SIAL_13CNMR_008872