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. 2014 Oct 30;2014:492178. doi: 10.1155/2014/492178

Table 1.

Tautomeric ratios and chemical shifts for compounds 14a,bS.

Solvent I/II CH=N Ha Hb Hc Hd He
    graphic file with name TSWJ2014-492178.tab1.i001.jpg
CD3COCD3 1/1.5 (I) 8.23, 8.44 4.61 5.73 4.49 5.18 2.59
(II) 8.78, 8.83 4.64 5.81 4.54 5.31 2.65
DMSO-d6 4/1 (I) 8.14, 8.43 4.30 5.62 4.26 5.00 2.38
(II) 8.80, 8.81 4.30 5.74 4.26 5.19 2.45
CD3OD 1/1 (I) 8.15, 8.50 4.90 5.60 4.45 5.16 2.45
(II) 8.78, 8.82 4.90 5.75 4.40 5.27 2.45
    graphic file with name TSWJ2014-492178.tab1.i002.jpg
CD3COCD3 2/1 (I) 8.25, 8.34 4.62 5.75 4.45 5.15 2.50
(II) 8.75, 8.78 4.62 5.76 4.50 5.25 2.58
DMSO-d6 1/1 (I) 8.84, 8.87 4.34 5.71 4.34 5.11 2.41
(II) 8.24, 8.48 4.34 5.61 4.34 5.95 2.32
CD3OD 1/1.5 (I) 8.81, 8.85 4.48 5.76 4.48 5.29 2.50
(II) 8.18, 8.50 4.48 5.67 4.48 5.16 2.50