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MS-IW-4306 L-2-aminobutyric acid C4H9NO2 (Mass of molecular ion: 103)
Source Temperature: 200 °C Sample Temperature: 160 °C Direct, 75 eV
15.0 1.3 17.0 1.8 18.0 10.8 26.0 3.2 27.0 8.5 28.0 41.3 29.0 7.6 30.0 8.3 38.0 1.2 39.0 5.4 40.0 3.6 41.0 37.9 42.0 5.6 43.0 6.9 44.0 5.4 45.0 1.9 46.0 2.9 51.0 1.2 52.0 2.3 53.0 1.6 54.0 8.4 55.0 2.9 56.0 16.3 57.0 5.9 58.0 100.0 59.0 6.0 67.0 1.5 70.0 1.2 74.0 33.9 75.0 1.1 85.0 1.0
400 MHz in D2O
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1H NMR 399.65 MHz C4 H9 N O2 0.040 g : 0.5 ml D2O L-2-aminobutyric acid Assign. Shift(ppm)
A 3.715 B *1 1.91 C *1 1.89 D 0.963 SOLVENT PEAK REMOVED
Hz ppm Int.
1490.97 3.731 169 1485.35 3.717 221 1484.74 3.716 254 1479.13 3.702 174 776.00 1.942 42 773.80 1.937 38 770.39 1.928 51 769.78 1.927 50 768.31 1.923 129 766.24 1.918 121 762.82 1.909 120 760.62 1.904 164 760.01 1.902 166 758.79 1.899 144 755.25 1.890 115 752.56 1.884 135 747.68 1.871 41 745.12 1.865 48 400.27 1.002 490 392.70 0.983 1000 385.13 0.964 443
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