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MassMS2006-02995WA 2-hydroxy-5-methylpyridine C6H7NO (Mass of molecular ion: 109)
Source Temperature: 250 °C Sample Temperature: 20 °C Direct, 70 eV
18.0 1.5 26.0 1.8 27.0 7.3 28.0 5.4 37.0 1.2 38.0 2.2 39.0 7.4 40.0 1.0 41.0 2.0 43.0 1.7 49.0 1.0 50.0 4.6 51.0 6.5 52.0 5.8 53.0 16.2 54.0 5.6 55.0 2.0 63.0 1.3 64.0 1.1 65.0 1.3 79.0 1.1 80.0 72.9 81.0 21.1 82.0 2.2 108.0 6.7 109.0 100.0 110.0 7.3
in DMSO-d6
parameter in CDCl3
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1H NMR 300 MHz C6 H7 N O in CDCl3 5-methyl-2-pyridone 
Parameter ppm Hz
D(A) 6.45 D(B) 7.23 D(C) 6.93 D(D) 2.06 J(A,B) 9.1 J(A,C) 0.8 J(A,D) 0.2 J(B,C) 2.6 J(B,D) 0.2 J(C,D) 1.0 D(E) 13.17 BELL,C.L. ET AL. J.HETEROCYCL.CHEM. 2, 420 (1965) J(A,D) AND J(B,D) : LESS THAN 0.2HZ.
Hz ppm Int.3951.05 13.170 647 2174.94 7.250 133 2172.48 7.242 141 2165.91 7.220 155 2163.34 7.211 152 2081.16 6.937 108 2080.24 6.934 158 2079.52 6.932 147 2078.70 6.929 140 2077.78 6.926 146 2076.85 6.923 103 1939.88 6.466 181 1939.16 6.464 180 1930.75 6.436 168 1930.03 6.433 167 618.49 2.062 1000 617.57 2.059 999
in DMSO-d6
KBr disk
Nujol
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