trans-2-Methyl-2-pentenoic acid(16957-70-3) MS
Product Nametrans-2-Methyl-2-pentenoic acid
CAS16957-70-3
Molecular FormulaC6H10O2
Molecular Weight114.14
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MassMS-NW-8563 (E)-2-methyl-2-pentenoic acid C6H10O2 (Mass of molecular ion: 114)
Source Temperature: 260 °C Sample Temperature: 140 °C Reservoir, 75 eV
15.0 1.8 26.0 2.5 27.0 20.1 28.0 5.0 29.0 11.0 31.0 2.2 37.0 1.5 38.0 3.5 39.0 29.3 40.0 6.1 41.0 100.0 42.0 12.3 43.0 18.7 44.0 1.2 45.0 13.8 50.0 2.8 51.0 4.4 52.0 1.9 53.0 17.8 54.0 2.8 55.0 12.0 56.0 2.5 57.0 4.3 58.0 2.9 59.0 1.4 60.0 1.3 62.0 1.0 63.0 1.4 65.0 2.4 66.0 1.5 67.0 16.3 68.0 12.3 69.0 99.6 70.0 10.6 71.0 8.6 72.0 1.9 73.0 2.6 74.0 2.2 81.0 3.5 85.0 5.2 86.0 2.4 87.0 1.1 95.0 2.4 96.0 6.0 97.0 4.5 99.0 7.9 113.0 2.0 114.0 44.8 115.0 3.5
90 MHz in CDCl3
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1H NMR 89.56 MHz C6 H10 O2 0.05 ml : 0.5 ml CDCl3 (E)-2-methyl-2-pentenoic acid 
Assign. Shift(ppm)
A 12.02 B 6.914 C 2.210 D 1.833 E 1.067
Hz ppm Int.1076.92 12.025 167 628.65 7.020 39 627.28 7.005 82 625.92 6.989 82 624.55 6.974 40 621.30 6.938 78 619.93 6.922 166 618.48 6.906 160 617.03 6.890 68 613.70 6.853 44 612.50 6.839 88 611.13 6.824 82 609.68 6.808 35 214.05 2.391 39 213.28 2.382 32 206.70 2.308 155 205.85 2.299 137 202.69 2.264 39 199.10 2.224 250 198.41 2.216 225 191.66 2.141 195 190.81 2.131 171 186.88 2.087 30 184.14 2.057 65 183.29 2.047 57 170.21 1.901 30 165.94 1.853 542 165.00 1.843 1000 163.64 1.828 928 162.70 1.817 477 155.26 1.734 31 102.45 1.144 473 99.63 1.113 62 99.38 1.110 62 95.19 1.063 904 90.75 1.014 56 87.50 0.977 339
in CDCl3
liquid film
