23783-42-8

四乙基乙二醇单甲酯(23783-42-8)核磁图(¹³CNMR)

产品名称:四乙基乙二醇单甲酯

CAS:23783-42-8

分子式:C9H20O5

分子量: 208.25

InChI:InChI=1S/C9H20O5/c1-11-4-5-13-8-9-14-7-6-12-3-2-10/h10H,2-9H2,1H3

InChIKey: ZNYRFEPBTVGZDN-UHFFFAOYSA-N

Smiles:C(O)COCCOCCOCCOC

¹HNMR

¹³CNMR

IR1

Mass

MS-IW-4195          
tetraethylene glycol monomethyl ether
C9H20O5             (Mass of molecular ion:    208)

   Source Temperature: 230 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      15.0       2.7
      18.0       1.6
      19.0       1.6
      27.0       3.0
      28.0       5.5
      29.0      13.4
      30.0       1.2
      31.0      20.4
      41.0       1.4
      42.0       1.4
      43.0       8.9
      44.0      16.4
      45.0      92.2
      46.0       3.1
      57.0       2.1
      58.0      50.4
      59.0     100.0
      60.0       5.3
      61.0       1.2
      70.0       1.9
      71.0       1.0
      72.0       3.0
      73.0       5.5
      75.0       4.7
      77.0       3.3
      86.0       1.0
      87.0      24.7
      88.0      11.3
      89.0      53.4
      90.0       3.4
     101.0       4.5
     102.0       7.3
     103.0      25.9
     104.0       1.7
     119.0       3.9
     131.0       1.0
     133.0       8.6
     163.0       1.5

400 MHz in CDCl3

¹H NMR	399.65 MHz
C₉ H₂₀ O₅	0.05 ml : 0.5 ml CDCl₃
tetraethylene glycol monomethyl ether

    Assign.     Shift(ppm)

      A             3.713
      B             3.67
      C             3.645
      D             3.599
      E             3.556
      F             3.379
     
     CONFIRMED BY CH-COSY.

     Hz     ppm     Int.

   1489.50   3.728    155
   1486.94   3.721     83
   1485.11   3.717    198
   1483.52   3.713    132
   1481.93   3.709     94
   1480.10   3.704    223
   1474.85   3.691     55
   1473.39   3.687     56
   1471.44   3.682     83
   1468.99   3.676    173
   1465.21   3.667   1000
   1461.55   3.658    211
   1461.06   3.656    196
   1457.89   3.648    186
   1457.15   3.647    179
   1454.83   3.641    169
   1452.15   3.634    229
   1442.63   3.610    201
   1440.67   3.605     68
   1439.09   3.601    115
   1437.50   3.597    172
   1435.55   3.593     62
   1433.35   3.587    124
   1425.78   3.568    207
   1423.10   3.561    134
   1421.14   3.556    142
   1420.78   3.556    143
   1420.04   3.554    150
   1416.87   3.546    106
   1416.38   3.545    107
   1355.59   3.392     30
   1350.59   3.380    870

in CDCl3