parameter in CDCl3
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1H NMR 300 MHz C6 H7 N O in CDCl3 3-methyl-2-pyridone 
Parameter ppm Hz
D(A) 7.25 D(B) 6.13 D(C) 7.25 D(D) 2.16 J(A,B) 6.5 J(A,C) 0.0 J(A,D) 0.8 J(B,C) 6.5 J(B,D) 0.2 J(C,D) 0.2 D(E) 13.43 BELL,C.L. ET AL. J.HETEROCYCL.CHEM. 2, 420 (1965) J(B,D) AND J(C,D) : LESS THAN 0.2HZ.
Hz ppm Int.4029.03 13.430 610 2178.42 7.261 368 2171.88 7.240 382 1845.47 6.152 136 1838.93 6.130 258 1832.49 6.108 137 648.41 2.161 1000 647.69 2.159 999
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