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MS-NW-9784 dimethyl (2-oxopropyl)phosphonate C5H11O4P (Mass of molecular ion: 166)
Source Temperature: 210 °C Sample Temperature: 150 °C Reservoir, 75 eV
15.0 6.0 27.0 1.4 28.0 2.2 29.0 1.5 31.0 1.9 39.0 1.7 40.0 1.0 41.0 2.0 42.0 4.6 43.0 21.5 45.0 3.0 47.0 6.9 58.0 4.6 62.0 2.6 63.0 3.3 65.0 1.0 77.0 1.5 79.0 42.1 80.0 1.4 92.0 1.0 93.0 7.1 94.0 75.9 95.0 6.3 96.0 1.5 105.0 1.1 109.0 61.9 110.0 3.6 111.0 2.8 117.0 1.5 119.0 11.7 124.0 100.0 125.0 3.7 127.0 3.2 135.0 5.5 151.0 43.2 152.0 2.0 166.0 23.2 167.0 3.5
90 MHz in CDCl3
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1H NMR 89.56 MHz C5 H11 O4 P 0.05 ml : 0.5 ml CDCl3 dimethyl (2-oxopropyl)phosphonate Assign. Shift(ppm)
A 3.799 B 3.124 C 2.325 J(P-31,A)=11.2HZ. J(P-31,B)=22.7HZ.
Hz ppm Int.
345.69 3.860 1000 334.50 3.735 975 291.69 3.257 123 291.19 3.252 131 268.94 3.003 122 268.44 2.998 132 208.69 2.331 270 208.19 2.325 509
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