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MassMS-NW-5089 4-amino-3-hydroxybutyric acid C4H9NO3 (Mass of molecular ion: 119)
Source Temperature: 200 °C Sample Temperature: 150 °C Direct, 75 eV
15.0 2.2 17.0 1.1 18.0 5.0 27.0 2.5 28.0 7.1 29.0 1.8 30.0 100.0 31.0 4.3 41.0 1.7 42.0 3.7 43.0 5.6 44.0 2.6 45.0 1.5 54.0 1.2 55.0 1.6 56.0 3.3 59.0 1.0 60.0 4.1 71.0 2.2 83.0 2.1 101.0 7.8
400 MHz in D2O
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1H NMR 399.65 MHz C4 H9 N O3 0.038 g : 0.5 ml D2O 4-amino-3-hydroxybutyric acid 
Assign. Shift(ppm)
A 4.217 B *1 3.177 C *1 2.969 D 2.447 THE SOLVENT PEAK SUPPRESSED.
Hz ppm Int.1698.49 4.250 67 1695.31 4.242 74 1691.65 4.233 114 1688.84 4.226 176 1685.55 4.218 120 1682.13 4.210 183 1679.20 4.202 120 1675.78 4.194 78 1672.61 4.186 71 1278.69 3.200 251 1275.51 3.192 255 1265.63 3.167 342 1262.45 3.159 327 1196.90 2.995 320 1187.50 2.972 312 1183.84 2.963 242 1174.32 2.939 230 980.83 2.455 1000 974.61 2.439 636 973.63 2.437 661
in D2O
KBr disc
nujol mull
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