3-CHLORO-7-HYDROXY-4-METHYLCOUMARIN(6174-86-3) ¹³C NMR

Product Name3-CHLORO-7-HYDROXY-4-METHYLCOUMARIN

CAS 6174-86-3

Molecular FormulaC10H7ClO3

Molecular Weight210.61

Request For Quotation

3-CHLORO-7-HYDROXY-4-METHYLCOUMARIN(6174-86-3) <sup>13</sup>C NMR
Mass

MS-NW-7816          
3-chloro-7-hydroxy-4-methylcoumarin
C10H7ClO3           (Mass of molecular ion:    210)

   Source Temperature: 190 °C
   Sample Temperature: 170 °C
   Direct, 75 eV

      18.0       3.5
      27.0       2.2
      28.0       2.5
      29.0       1.3
      36.0       1.1
      38.0       3.3
      39.0       7.4
      41.0       1.3
      42.0       1.0
      43.0       1.6
      44.0       1.1
      44.5       1.4
      45.0       2.2
      50.0       5.2
      51.0       9.9
      52.0       1.8
      53.0       2.9
      55.0       1.7
      59.0       7.3
      59.5       1.1
      61.0       1.7
      62.0       3.8
      63.0       9.1
      64.0       3.1
      65.0      10.2
      66.0       1.0
      67.0       1.1
      68.0       1.1
      69.0       7.7
      70.0       1.2
      73.0       2.3
      73.5       2.4
      74.0       3.6
      75.0       5.3
      76.0       1.7
      77.0       5.7
      79.0       1.4
      85.0       1.3
      86.0       1.0
      87.0       1.6
      89.0      11.0
      90.0       3.7
      90.5       1.3
      91.0      14.7
      91.5       1.4
      92.0       3.0
      99.0       1.8
     101.0       2.1
     102.0       1.2
     105.0       1.2
     118.0       4.5
     119.0      24.5
     120.0       2.1
     125.0       3.2
     127.0       1.2
     131.0       3.1
     137.0       1.9
     147.0      28.1
     148.0       3.7
     153.0       3.6
     154.0      24.2
     155.0       3.3
     156.0       8.0
     168.0       1.0
     175.0       5.4
     176.0       1.4
     181.0       5.6
     182.0      41.8
     183.0       6.3
     184.0      15.0
     185.0       1.5
     209.0       1.4
     210.0     100.0
     211.0      11.6
     212.0      32.7
     213.0       3.9

parameter in DMSO-d6

3-CHLORO-7-HYDROXY-4-METHYLCOUMARIN(6174-86-3) <sup>13</sup>C NMR

¹H NMR	300 MHz
C₁₀ H₇ Cl O₃	0.044 g : 0.5 ml DMSO-d₆
3-chloro-7-hydroxy-4-methylcoumarin

    Parameter     ppm  Hz

      D(A)        10.65
     
      D(B)         7.633
      D(C)         6.838
      D(D)         6.719
       J(B,C)          8.7
       J(B,D)          0.
       J(C,D)          2.3
     
      D(E)         2.481

     Hz     ppm     Int.

   3194.96  10.650     96
   2294.29   7.648    161
   2285.69   7.619    173
   2056.89   6.856     86
   2054.62   6.849     96
   2048.13   6.827     79
   2045.95   6.820     90
   2016.83   6.723    185
   2014.56   6.715    164
    744.31   2.481   1000

in DMSO-d6