4-Hydroxy-2-thiophenecarboxylic acid(40748-90-1) IR1

Product Name4-Hydroxy-2-thiophenecarboxylic acid

CAS 40748-90-1

Molecular FormulaC5H4O3S

Molecular Weight144.15

InChIInChI=1S/C5H4O3S/c6-3-1-4(5(7)8)9-2-3/h1-2,6H,(H,7,8)

InChIKey FFIUBSLJPHJUCZ-UHFFFAOYSA-N

SmilesC1(C(O)=O)SC=C(O)C=1

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¹HNMR

IR1

4-Hydroxy-2-thiophenecarboxylic acid(40748-90-1) IR1

    Parameter     ppm  Hz

      D(A)         6.65
      D(B)         7.34
       J(A,B)          1.8
     
      D(C)         7.82
     
      D(D)         7.82
     
     GRONOWITZ,S. & BUGGE,A. ACTA CHEM.SCAND. 20, 261 (1966)

Spectral Code: 1H NMR : parameter in acetone

Spectral Code: IR : KBr disc

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