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4,4'-DIMETHOXYBENZIL

Product Name 4,4'-DIMETHOXYBENZIL

CAS1226-42-2

MFC16H14O4

MW270.28

¹³CNMR

Mass

MS-NW-6507          
4,4'-dimethoxybenzil
C16H14O4            (Mass of molecular ion:    270)

   Source Temperature: 180 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      38.0       1.8
      39.0       1.0
      50.0       2.6
      51.0       1.7
      63.0       5.3
      64.0       8.6
      76.0       2.1
      77.0      18.0
      78.0       1.4
      79.0       1.3
      92.0      14.8
      93.0       1.0
     107.0       7.7
     135.0     100.0
     136.0       8.9
     270.0       3.1

90 MHz in CDCl3

¹H NMR	89.56 MHz
C₁₆ H₁₄ O₄	0.047 g : 0.5 ml CDCl₃
4,4'-dimethoxybenzil

    Assign.     Shift(ppm)

      A             7.932
      B             6.960
      C             3.868

     Hz     ppm     Int.

    718.19   8.020     23
    715.44   7.989    237
    713.31   7.965     69
    708.56   7.912     70
    706.38   7.888    293
    703.69   7.858     33
    630.13   7.036     27
    627.44   7.006    250
    625.25   6.982     65
    620.44   6.928     56
    618.38   6.905    200
    346.44   3.869   1000

in CDCl3

KBr disc

nujol mull

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