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1,1,3,3-Tetramethyldisiloxane

Product Name 1,1,3,3-Tetramethyldisiloxane

CAS3277-26-7

MFC4H14OSi2

MW134.32

¹³CNMR

Mass

MS-IW-4901          
1,1,3,3-tetramethyldisiloxane
C4H14OSi2           (Mass of molecular ion:    134)

   Source Temperature: 220 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      31.0       2.1
      42.0       1.1
      43.0       5.0
      44.0       2.2
      45.0       7.1
      51.0       2.8
      52.0       3.2
      57.0       1.0
      58.0       1.0
      59.0      16.3
      60.0       1.4
      61.0       1.0
      66.0       2.2
      72.0       1.1
      73.0      21.3
      74.0       1.9
      75.0       2.8
      87.0       2.0
      89.0       2.0
     103.0       7.6
     104.0       1.0
     105.0       1.3
     117.0       4.1
     118.0       1.2
     119.0     100.0
     120.0      13.8
     121.0       7.9
     131.0       1.0
     132.0       1.1
     133.0      74.8
     134.0      11.2
     135.0       8.2
     193.0       2.9
     207.0       2.1

parameter in CDCl3

¹H NMR	300 MHz
C₄ H₁₄ O Si₂	0.05 ml : 0.5 ml CDCl₃
1,1,3,3-tetramethyldisiloxane

    Parameter     ppm  Hz

      D(A)         4.693
      D(B)         0.183
       J(A,B)          2.81

     Hz     ppm     Int.

   1413.53   4.712     32
   1410.75   4.702     79
   1407.93   4.693    105
   1405.14   4.684     80
   1402.32   4.674     33
     56.29   0.188   1000
     53.51   0.178    995

in CDCl3

liquid film

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