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WebSite > CAS DataBase List >  10226-28-5More Spectrum > 3-ETHOXYCARBONYL-5,6-DIHYDRO-2-METHYL-4H-PYRAN(10226-28-5)1HNMR

3-ETHOXYCARBONYL-5,6-DIHYDRO-2-METHYL-4H-PYRAN

Product Name 3-ETHOXYCARBONYL-5,6-DIHYDRO-2-METHYL-4H-PYRAN

CAS10226-28-5

MFC9H14O3

MW170.21

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  • Mass 

    MS-IW-4180          
ethyl 6-methyl-3,4-dihydro-2H-pyran-5-carboxylate
C9H14O3             (Mass of molecular ion:    170)


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


          15.0       1.9
      18.0       1.1
      26.0       1.6
      27.0       9.0
      28.0       3.9
      29.0      13.2
      31.0       1.4
      39.0       6.6
      40.0       2.2
      41.0      10.7
      42.0       2.2
      43.0      82.1
      44.0       3.2
      45.0       3.0
      51.0       1.4
      52.0       1.4
      53.0       7.1
      54.0       6.6
      55.0      22.2
      56.0       2.4
      57.0       1.5
      58.0       1.0
      65.0       2.4
      66.0       2.1
      67.0       4.5
      68.0       2.8
      69.0       5.4
      70.0       2.2
      71.0       1.6
      72.0       1.3
      73.0       1.7
      77.0       1.6
      79.0       4.0
      81.0      12.3
      82.0       5.4
      83.0      12.8
      84.0       2.0
      85.0       2.6
      93.0       3.2
      95.0       4.8
      96.0      16.2
      97.0      73.3
      98.0      20.6
      99.0      16.2
     100.0       1.9
     101.0       1.2
     107.0       6.9
     109.0       5.8
     111.0       2.0
     113.0       3.3
     114.0       2.1
     122.0       1.8
     123.0      14.2
     124.0      14.4
     125.0      99.3
     126.0       9.3
     127.0       9.3
     128.0       1.2
     139.0       4.1
     140.0       5.8
     141.0     100.0
     142.0      13.3
     143.0       1.6
     155.0       2.9
     168.0       1.9
     169.0       1.2
     170.0      64.0
     171.0       7.3

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C9 H14 O3 0.05 ml : 0.5 ml CDCl3
    ethyl 6-methyl-3,4-dihydro-2H-pyran-5-carboxylate
    ChemicalStructure 
        Assign.     Shift(ppm)
    
      A             4.154
      B             4.012
      C             2.303
      D             2.217
      E             1.829
      F             1.278
  

         Hz     ppm     Int.


       1670.65   4.181    217
   1663.57   4.163    565
   1656.37   4.145    555
   1649.29   4.127    205
   1608.64   4.026    279
   1603.52   4.013    314
   1598.27   4.000    269
    927.73   2.322    128
    926.39   2.319    136
    921.26   2.306    237
    919.92   2.302    247
    916.38   2.293     94
    914.79   2.289    135
    913.45   2.286    140
    887.45   2.221    678
    885.99   2.217    970
    884.40   2.213    572
    742.19   1.858    105
    736.94   1.844    144
    735.84   1.842    231
    731.57   1.831    201
    730.59   1.829    212
    729.37   1.826    200
    725.22   1.815    217
    718.75   1.799     85
    522.22   1.307     43
    517.82   1.296    601
    510.74   1.278   1000
    506.84   1.269     56
    503.54   1.260    560

in CDCl3



liquid film



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