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Back ChemicalBook Home>CAS DataBase List>2892-51-5More Spectrum> Squaric acid(2892-51-5) IR2

2892-51-5

Squaric acid(2892-51-5) IR2

Product NameSquaric acid

CAS2892-51-5

Molecular FormulaC4H2O4

Molecular Weight114.06

InChIInChI=1S/C4H2O4/c5-1-2(6)4(8)3(1)7/h5-6H

InChIKey PWEBUXCTKOWPCW-UHFFFAOYSA-N

SmilesC1(=O)C(O)=C(O)C1=O

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MS

1HNMR

IR1

IR2

Raman

  • Squaric acid(2892-51-5) IR2
    Mass 

    MS-NW-5804          
3,4-dihydroxy-3-cyclobutene-1,2-dione
C4H2O4              (Mass of molecular ion:    114)


       Source Temperature: 220 °C
   Sample Temperature: 170 °C
   Direct, 75 eV


          12.0       5.0
      13.0       2.3
      17.0       1.5
      18.0       5.5
      24.0       2.9
      28.0      35.3
      29.0      86.4
      30.0       2.1
      40.0       8.9
      41.0      10.2
      44.0       2.7
      52.0       1.6
      56.0       6.5
      58.0     100.0
      59.0       2.5
      68.0       9.7
      69.0       7.6
      86.0      51.5
      87.0       2.0
     114.0      93.7
     115.0       4.9
     116.0       1.0

  • Squaric acid(2892-51-5) IR2

KBr disc

  • Squaric acid(2892-51-5) IR2

nujol mull

  • Squaric acid(2892-51-5) IR2

  • Squaric acid(2892-51-5) IR2

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