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MassMS-IW-1317 methyl (R)-3-hydroxy-2-methylpropionate C5H10O3 (Mass of molecular ion: 118)
Source Temperature: 230 °C Sample Temperature: 160 °C Reservoir, 75 eV
15.0 8.4 26.0 1.7 27.0 7.2 28.0 15.0 29.0 14.7 30.0 1.7 31.0 38.7 32.0 1.0 33.0 3.0 39.0 3.7 40.0 1.1 41.0 17.9 42.0 5.0 43.0 3.2 45.0 5.0 55.0 14.7 56.0 32.9 57.0 55.3 58.0 5.9 59.0 42.7 60.0 2.9 61.0 2.0 68.0 1.6 69.0 13.3 71.0 5.1 77.0 1.1 85.0 8.8 86.0 1.5 87.0 44.0 88.0 100.0 89.0 4.9 100.0 10.0 101.0 1.1 103.0 4.8 119.0 1.8
400 MHz in CDCl3
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1H NMR 399.65 MHz C5 H10 O3 0.05 ml : 0.5 ml CDCl3 methyl (R)-3-hydroxy-2-methylpropionate 
Assign. Shift(ppm)
A *1 3.74 B 3.712 C *1 3.67 D 3.39 E 2.679 F 1.213
Hz ppm Int.1495.48 3.742 54 1493.90 3.739 51 1491.21 3.732 50 1483.52 3.713 1000 1473.75 3.688 51 1468.87 3.676 72 1463.75 3.663 57 1458.01 3.649 39 1358.76 3.400 44 1354.13 3.389 85 1080.69 2.705 63 1075.68 2.692 68 1073.49 2.687 97 1068.48 2.674 97 1066.28 2.669 71 1061.16 2.656 66 470.83 1.179 632 463.62 1.161 657
in CDCl3
liquid film
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