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3-Ethoxy-4-methoxybenzaldehyde

Product Name 3-Ethoxy-4-methoxybenzaldehyde

CAS1131-52-8

MFC10H12O3

MW180.2

¹³CNMR

Mass

MS-NW-7907          
3-ethoxy-4-methoxybenzaldehyde
C10H12O3            (Mass of molecular ion:    180)

   Source Temperature: 110 °C
   Sample Temperature: 100 °C
   Direct, 75 eV

      27.0       5.1
      28.0       1.2
      29.0       5.0
      38.0       1.1
      39.0       3.0
      41.0       2.6
      50.0       2.7
      51.0       7.6
      52.0       4.5
      53.0       2.6
      55.0       1.4
      62.0       1.4
      63.0       3.9
      64.0       1.1
      65.0       5.4
      67.0       2.0
      76.0       1.3
      77.0       6.2
      79.0       5.9
      80.0       2.8
      81.0       6.2
      91.0       1.5
      93.0       1.6
      95.0       6.1
     105.0       1.6
     108.0       2.3
     109.0       8.9
     119.0       3.1
     121.0       1.4
     123.0       6.9
     124.0       1.5
     137.0       6.4
     149.0       1.2
     151.0     100.0
     152.0      62.6
     153.0       6.0
     179.0       1.3
     180.0      73.5
     181.0       9.1

90 MHz in CDCl3

¹H NMR	89.56 MHz
C₁₀ H₁₂ O₃	0.037 g : 0.5 ml CDCl₃
3-ethoxy-4-methoxybenzaldehyde

    Assign.     Shift(ppm)

      A             9.844
      B             7.45
      C             7.404
      D             6.986
      E             4.165
      F             3.960
      G             1.496

     Hz     ppm     Int.

    881.69   9.845    412
    672.44   7.509     73
    670.63   7.489    108
    663.13   7.405    429
    629.13   7.025    106
    620.75   6.932     74
    384.06   4.289     67
    377.00   4.210    215
    372.31   4.158     28
    370.00   4.132    227
    363.06   4.054     87
    354.69   3.961   1000
    143.00   1.597     27
    140.75   1.572    261
    138.25   1.544     29
    137.50   1.536     28
    136.88   1.529     33
    133.81   1.495    531
    131.56   1.469     32
    126.75   1.416    229

in CDCl3

KBr disc

nujol mull

4880 A,200 M,powder

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