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MS-NW-0881 p-tolunitrile C8H7N (Mass of molecular ion: 117)
Source Temperature: 290 °C Sample Temperature: 150 °C Reservoir, 75 eV
27.0 2.7 37.0 2.6 38.0 3.6 39.0 10.4 41.0 1.1 50.0 5.2 51.0 5.6 52.0 2.0 61.0 2.5 62.0 4.8 63.0 10.6 64.0 5.3 65.0 2.6 74.0 1.3 75.0 2.6 76.0 2.3 77.0 1.1 87.0 1.6 88.0 2.7 89.0 19.5 90.0 30.1 91.0 4.9 114.0 1.1 115.0 1.6 116.0 57.7 117.0 100.0 118.0 9.2
parameter in CDCl3
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1H NMR 300 MHz C8 H7 N 5.1 mol% in CCl4 p-tolunitrile Parameter ppm Hz
D(A) 7.225 D(B) 7.465 J(A,A') 1.92 J(A,B) 7.93 J(A,B') 0.56 J(A',B) 0.56 J(A',B') 7.93 J(B,B') 1.79 D(C) 2.41 YAMAMOTO,O. ET AL. ANAL.CHEM. 44, 1794 (1972) SMALL LONG RANGE COUPLINGS EXIST BETWEEN CH3(E) AND AROMATIC PROTONS
Hz ppm Int.
2245.73 7.486 29 2243.94 7.480 173 2242.06 7.474 69 2237.49 7.458 77 2235.52 7.452 220 2233.82 7.446 40 2173.21 7.244 40 2171.52 7.238 222 2169.54 7.232 77 2164.98 7.217 69 2163.10 7.210 172 2161.35 7.204 29 722.98 2.410 1000
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