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MassMS-NW-5080 isobutyramide C4H9NO (Mass of molecular ion: 87)
Source Temperature: 260 °C Sample Temperature: 190 °C Reservoir, 75 eV
15.0 2.9 16.0 1.5 17.0 1.8 18.0 5.6 26.0 3.7 27.0 24.3 28.0 8.5 29.0 4.2 37.0 1.6 38.0 2.6 39.0 12.7 40.0 3.5 41.0 37.7 42.0 31.4 43.0 70.3 44.0 100.0 45.0 7.3 46.0 14.5 51.0 1.0 52.0 2.2 53.0 2.3 54.0 6.4 55.0 7.7 59.0 25.6 68.0 12.0 69.0 1.9 70.0 1.9 71.0 7.0 72.0 43.6 73.0 1.7 86.0 4.4 87.0 25.2 88.0 1.7
90 MHz in CDCl3
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1H NMR 89.56 MHz C4 H9 N O 0.038 g : 0.5 ml CDCl3 isobutyramide 
Assign. Shift(ppm)
A 6. B 2.418 C 1.176 J(B,C)=6.9HZ
Hz ppm Int.225.00 2.513 48 218.25 2.437 69 211.19 2.359 60 204.50 2.284 34 108.56 1.213 1000 101.69 1.136 853
in CDCl3
KBr disc
nujol mull
4880 A,200 M,powder
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