4792-30-7

3-Methylphthalic anhydride(4792-30-7) ¹H NMR

Product Name3-Methylphthalic anhydride

CAS 4792-30-7

Molecular FormulaC9H6O3

Molecular Weight162.14

InChIInChI=1S/C9H6O3/c1-5-3-2-4-6-7(5)9(11)12-8(6)10/h2-4H,1H3

InChIKey TWWAWPHAOPTQEU-UHFFFAOYSA-N

SmilesC1(=O)C2=C(C(C)=CC=C2)C(=O)O1

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¹HNMR

IR1

IR2

3-Methylphthalic anhydride(4792-30-7) <sup>1</sup>H NMR
Mass

MS-IW-3878          
3-methylphthalic anhydride
C9H6O3              (Mass of molecular ion:    162)

   Source Temperature: 130 °C
   Sample Temperature:  90 °C
   Direct, 75 eV

      27.0       1.2
      28.0       1.5
      37.0       3.1
      38.0       4.4
      39.0       8.1
      40.0       1.3
      43.0       4.2
      43.5       1.0
      44.0       2.0
      44.5       2.2
      45.0       5.6
      49.0       1.8
      50.0       5.2
      51.0       5.1
      52.0       1.6
      53.0       1.2
      59.0       1.2
      61.0       4.2
      62.0      10.2
      63.0      23.9
      64.0       9.5
      73.0       1.0
      74.0       3.7
      75.0       3.5
      76.0       1.1
      77.0       2.6
      78.0       5.3
      85.0       1.6
      86.0       2.7
      87.0       2.2
      88.0       1.3
      89.0      30.8
      90.0      59.7
      91.0       4.6
     105.0       5.1
     106.0       6.5
     116.0       1.2
     118.0      49.7
     119.0       4.6
     134.0      33.3
     135.0       3.0
     162.0     100.0
     163.0      10.8
     164.0       1.1