1226-42-2

4,4'-DIMETHOXYBENZIL(1226-42-2) MS

Product Name4,4'-DIMETHOXYBENZIL

CAS 1226-42-2

Molecular FormulaC16H14O4

Molecular Weight270.28

InChIInChI=1S/C16H14O4/c1-19-13-7-3-11(4-8-13)15(17)16(18)12-5-9-14(20-2)10-6-12/h3-10H,1-2H3

InChIKey YNANGXWUZWWFKX-UHFFFAOYSA-N

SmilesC(C1=CC=C(OC)C=C1)(=O)C(C1=CC=C(OC)C=C1)=O

Request For Quotation

4,4'-DIMETHOXYBENZIL(1226-42-2) MS
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

4,4'-DIMETHOXYBENZIL(1226-42-2) MS

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