-
MassMS-NW-1313 isobutyl methacrylate C8H14O2 (Mass of molecular ion: 142)
Source Temperature: 260 °C Sample Temperature: 180 °C Reservoir, 75 eV
15.0 1.2 27.0 5.7 28.0 1.6 29.0 10.4 31.0 1.0 39.0 16.2 40.0 3.8 41.0 61.6 42.0 3.7 43.0 3.2 55.0 3.1 56.0 54.8 57.0 9.8 59.0 1.3 69.0 100.0 70.0 5.5 73.0 1.8 87.0 27.3 88.0 1.1 99.0 2.3
90 MHz in CDCl3
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1H NMR 89.56 MHz C8 H14 O2 0.04 ml : 0.5 ml CDCl3 isobutyl methacrylate 
Assign. Shift(ppm)
A 6.110 B 5.543 C 3.932 D 1.953 E 1.95 F 0.968 J(A,B)=1.6HZ J(A,D)=-1.0HZ J(B,D)=-1.6HZ
Hz ppm Int.549.63 6.138 36 548.63 6.126 105 547.63 6.115 122 546.88 6.107 130 545.88 6.096 113 544.88 6.084 41 499.94 5.583 32 498.31 5.564 120 496.69 5.546 171 495.00 5.528 120 493.44 5.510 36 355.63 3.971 517 349.06 3.898 569 184.88 2.065 45 178.19 1.990 73 176.19 1.968 426 175.19 1.957 498 174.63 1.950 497 173.63 1.939 443 172.56 1.927 67 171.44 1.915 86 164.81 1.841 37 92.06 1.028 31 89.50 1.000 1000 82.94 0.927 768
in CDCl3
CCl4 solution
liquid film
4880 A,200 M,liquid
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