硅酸乙酯

产品名称硅酸乙酯

CAS号78-10-4

分子式C8H20O4Si

分子量208.33

¹³CNMR

Mass

MS-NW-2173          
tetraethyl orthosilicate
C8H20O4Si           (Mass of molecular ion:    208)

   Source Temperature: 250 °C
   Sample Temperature: 170 °C
   Reservoir, 75 eV

      15.0       1.2
      18.0       1.1
      26.0       1.0
      27.0       4.2
      28.0       4.3
      29.0       4.7
      31.0       4.6
      32.0       1.3
      43.0       2.9
      45.0       7.3
      61.0       1.1
      62.0       5.9
      63.0      12.8
      73.0       1.7
      75.0       1.8
      77.0       2.6
      79.0      27.0
      80.0       1.4
      81.0       1.3
      82.0       1.9
      89.0       3.2
      90.0       1.9
      91.0       7.8
      93.0       2.9
     103.0       1.8
     105.0       5.2
     107.0      12.2
     118.0       1.4
     119.0      26.9
     120.0       2.7
     121.0       5.6
     123.0       4.0
     133.0       2.2
     135.0      20.6
     136.0       1.9
     137.0       3.1
     147.0       1.6
     149.0      82.2
     150.0       8.8
     151.0       7.7
     163.0      54.3
     164.0       6.4
     165.0       8.6
     179.0      28.2
     180.0       4.4
     181.0       1.8
     193.0     100.0
     194.0      13.0
     195.0       4.8
     207.0       6.8
     208.0      14.9
     209.0       2.4
     296.0       1.2
     297.0       2.3

90 MHz in CDCl3

¹H NMR	89.56 MHz
C₈ H₂₀ O₄ Si	0.04 ml : 0.5 ml CDCl₃
tetraethyl orthosilicate

    Assign.     Shift(ppm)

      A             3.852
      B             1.244

     Hz     ppm     Int.

    355.94   3.975    110
    348.69   3.894    436
    341.69   3.816    465
    334.88   3.740    132
    118.13   1.320    462
    111.19   1.242   1000
    108.88   1.216     31
    104.13   1.163    399

in CDCl3

CCl4 solution

liquid film

更多供应商

硅酸乙酯(78-10-4)核磁图(¹HNMR) 相关产品图谱

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