4-chloro-3-methyl-1-oxido-pyridine(1073-34-3) MS
Product Name4-chloro-3-methyl-1-oxido-pyridine
CAS1073-34-3
Molecular FormulaC6H6ClNO
Molecular Weight143.57
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MassMS-IW-2944 4-chloro-3-methylpyridine 1-oxide C6H6ClNO (Mass of molecular ion: 143)
Source Temperature: 210 °C Sample Temperature: 160 °C Reservoir, 75 eV
26.0 1.3 27.0 5.3 28.0 5.1 29.0 1.5 30.0 1.5 36.0 1.0 37.0 3.6 38.0 5.6 39.0 13.2 40.0 1.2 41.0 1.4 42.0 2.1 43.0 11.9 49.0 2.5 50.0 8.9 51.0 23.7 52.0 12.6 53.0 34.7 54.0 2.7 55.0 1.0 60.0 1.1 61.0 4.4 62.0 6.5 63.0 11.7 64.0 5.0 65.0 9.8 66.0 1.2 71.5 3.9 72.0 2.3 72.5 1.3 73.0 10.7 74.0 3.9 75.0 5.5 76.0 1.9 77.0 7.6 78.0 5.2 79.0 1.4 80.0 9.7 81.0 12.0 85.0 1.0 87.0 12.3 88.0 4.8 89.0 4.4 90.0 5.8 91.0 3.6 92.0 8.3 99.0 4.0 100.0 1.9 101.0 2.0 114.0 7.7 115.0 11.6 116.0 6.3 117.0 3.9 118.0 1.2 126.0 2.9 127.0 11.1 128.0 1.7 129.0 3.7 140.0 1.9 141.0 2.2 142.0 1.1 143.0 100.0 144.0 7.3 145.0 32.6 146.0 2.3 157.0 1.5
parameter in CCl4
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1H NMR 300 MHz C6 H6 Cl N O in CCl4 4-chloro-3-methylpyridine 1-oxide 
Parameter ppm Hz
D(A) 8.12 D(B) 7.17 D(C) 7.95 J(A,B) 0.0 J(A,C) 2.1 J(B,C) 6.8 D(D) 2.32 ABRAMOVITCH,R.A. & DAVIS,J.B. J.CHEM.SOC.B 1966, 1137
Hz ppm Int.2437.07 8.124 614 2435.03 8.117 664 2389.49 7.965 325 2387.44 7.958 300 2382.66 7.942 343 2380.61 7.935 319 2154.34 7.181 639 2147.62 7.159 603 695.99 2.320 1000
KBr disc
nujol mull
