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MassMS-NW-7893 7-chloro-4-hydroxy-3-quinolinecarboxylic acid C10H6ClNO3 (Mass of molecular ion: 223)
Source Temperature: 220 °C Sample Temperature: 250 °C Direct, 75 eV
17.0 1.6 18.0 7.4 26.0 1.3 27.0 1.0 28.0 4.1 36.0 3.0 37.0 3.3 38.0 4.0 39.0 4.9 40.0 1.1 43.0 1.4 44.0 19.2 45.0 2.0 49.0 1.9 50.0 5.9 51.0 3.5 52.0 3.4 53.0 21.1 54.0 1.3 56.5 1.7 57.0 2.3 57.5 7.2 58.0 1.6 61.0 5.8 62.0 10.7 63.0 16.0 64.0 4.0 65.0 1.9 68.0 1.1 69.0 1.0 71.0 1.6 71.5 5.3 72.0 1.5 73.0 6.7 74.0 7.8 74.5 8.0 75.0 17.2 75.5 6.8 76.0 4.7 76.5 1.4 77.0 1.8 84.0 1.5 85.0 2.5 85.5 1.3 86.0 4.0 87.0 10.9 88.0 7.5 88.5 6.0 89.0 18.4 89.5 4.8 90.0 4.6 90.5 1.0 97.0 2.4 98.0 2.6 99.0 2.8 100.0 1.6 102.0 1.2 102.5 6.0 103.0 1.6 103.5 1.9 110.0 4.8 111.0 4.4 111.5 2.5 112.0 2.8 113.0 2.2 114.0 26.8 115.0 7.0 116.0 7.6 117.0 1.3 122.0 3.6 123.0 14.7 124.0 9.7 125.0 5.9 126.0 5.8 128.0 1.0 138.0 2.0 139.0 1.9 141.0 1.3 142.0 7.4 143.0 1.5 144.0 2.3 148.0 2.7 149.0 10.0 150.0 11.0 151.0 40.6 152.0 7.1 153.0 13.1 154.0 1.5 166.0 1.9 170.0 15.2 171.0 1.9 176.0 2.1 177.0 6.2 178.0 20.3 179.0 95.9 180.0 14.9 181.0 30.2 182.0 3.3 204.0 26.4 205.0 100.0 206.0 22.0 207.0 33.6 208.0 4.7 223.0 43.3 224.0 5.6 225.0 14.1 226.0 1.8
400 MHz in DMSO-d6
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1H NMR 399.65 MHz C10 H6 Cl N O3 saturated in DMSO-d6 7-chloro-4-hydroxy-3-quinolinecarboxylic acid 
Assign. Shift(ppm)
A *1 15.07 B *1 13.4 C 8.953 D 8.265 E 7.845 F 7.619
Hz ppm Int.6023.44 15.072 118 3578.37 8.954 1000 3570.07 8.933 31 3308.11 8.278 734 3303.22 8.266 61 3299.32 8.256 798 3135.25 7.845 725 3127.93 7.827 33 3127.20 7.825 30 3050.05 7.632 449 3048.58 7.629 479 3044.68 7.619 71 3041.50 7.611 426 3039.79 7.607 457 3035.89 7.597 59
in DMSO-d6
KBr disc
nujol mull
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