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(R)-(+)-1-ETHYL-2-PYRROLIDINECARBOXAMIDE

Product Name (R)-(+)-1-ETHYL-2-PYRROLIDINECARBOXAMIDE

CAS

MFC7H14N2O

MW142.2

¹³CNMR

Mass

MS-IW-7694          
(R)-1-ethyl-2-pyrrolidinecarboxamide
C7H14N2O            (Mass of molecular ion:    142)

   Source Temperature: 170 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      27.0       2.1
      28.0       5.8
      29.0       1.7
      39.0       1.2
      41.0       4.2
      42.0       1.8
      43.0       4.4
      44.0       1.4
      54.0       1.2
      55.0       1.2
      56.0       2.4
      68.0       3.9
      69.0       1.3
      70.0      17.8
      71.0       1.4
      82.0       1.2
      96.0       3.3
      97.0       1.0
      98.0     100.0
      99.0       7.9

400 MHz in CDCl3

¹H NMR	399.65 MHz
C₇ H₁₄ N₂ O	0.039 g : 0.5 ml CDCl₃
(R)-1-ethyl-2-pyrrolidinecarboxamide

    Assign.     Shift(ppm)

      A     *1      7.26
      B     *1      6.51
      C     *2      3.188
      D             2.981
      E     *3      2.704
      F     *3      2.475
      G     *2      2.296
      J     *4      2.164
      K     *4      1.892
      L             1.78
      M             1.092
     
     ASSIGNED BY C-H COSY

     Hz     ppm     Int.

   2903.44   7.265     30
   2601.93   6.511     30
   1283.45   3.212     56
   1280.88   3.206     64
   1277.95   3.198     55
   1276.86   3.195     59
   1274.66   3.190    108
   1271.48   3.182     72
   1269.53   3.177     56
   1268.07   3.173     53
   1265.87   3.168     57
   1199.10   3.001    113
   1194.21   2.989    119
   1188.84   2.975    124
   1183.96   2.963    122
   1098.75   2.750     31
   1091.31   2.731     97
   1086.67   2.720     48
   1083.98   2.713    105
   1079.35   2.701    129
   1076.66   2.695     43
   1072.02   2.683    128
   1064.70   2.665     42
   1005.25   2.516     42
    998.05   2.498    128
    993.16   2.486     46
    990.97   2.480    136
    986.08   2.468    107
    983.89   2.462     54
    979.00   2.450    103
    971.80   2.432     34
    930.91   2.330     64
    923.95   2.312     70
    920.90   2.305    106
    914.18   2.288    125
    912.23   2.283     95
    905.03   2.265     76
    878.66   2.199     38
    877.08   2.195     59
    873.90   2.187     42
    868.77   2.174     62
    866.82   2.169     56
    865.84   2.167     55
    864.26   2.163     77
    858.76   2.149     42
    855.96   2.142     74
    854.13   2.138     60
    845.95   2.117     46
    767.94   1.922     47
    764.89   1.914     41
    763.67   1.911     59
    760.13   1.902     73
    759.03   1.900     57
    755.25   1.890     68
    752.20   1.883     34
    750.73   1.879     46
    747.31   1.870     54
    746.09   1.867     32
    743.16   1.860     33
    742.55   1.859     32
    722.66   1.809    100
    719.12   1.800     76
    717.77   1.796     81
    715.33   1.790    124
    713.75   1.786    128
    712.28   1.783     85
    711.06   1.780    106
    709.84   1.777     95
    707.64   1.771    121
    706.18   1.767     96
    704.10   1.762     89
    699.95   1.752     70
    698.00   1.747     47
    443.73   1.111    538
    436.40   1.092   1000
    432.13   1.082     47
    429.20   1.074    535

in CDCl3

KBr disc

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