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MS-NW-9015 2-hydroxy-5-sulfobenzoic acid C7H6O6S 2H2O (Mass of molecular ion: 218)
Source Temperature: 220 °C Sample Temperature: 140 °C Direct, 75 eV
17.0 1.7 18.0 9.5 27.0 1.6 28.0 5.2 32.0 1.1 38.0 2.0 39.0 5.7 44.0 4.2 45.0 2.3 48.0 1.2 50.0 1.4 51.0 3.9 52.0 3.1 53.0 7.5 55.0 1.8 61.0 1.5 62.0 5.1 63.0 13.2 64.0 4.6 65.0 2.4 69.0 1.7 79.0 13.2 80.0 6.8 81.0 4.1 90.0 1.2 91.0 6.6 92.0 7.0 93.0 1.1 107.0 16.9 108.0 5.7 109.0 1.9 119.0 1.4 120.0 4.4 135.0 2.5 137.0 1.3 138.0 2.1 155.0 3.8 167.0 1.0 172.0 29.2 173.0 2.4 174.0 2.5 200.0 100.0 201.0 10.9 202.0 6.0 218.0 28.4 219.0 2.6 220.0 1.7
90 MHz in D2O
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1H NMR 89.56 MHz C7 H6 O6 S 0.038 g : 0.5 ml D2O 2-hydroxy-5-sulfobenzoic acid Assign. Shift(ppm)
A 8.304 B 7.925 C 7.081 THE SOLVENT SIGNAL REMOVED.
Hz ppm Int.
748.69 8.360 50 744.94 8.318 864 742.56 8.292 1000 739.69 8.260 64 739.19 8.254 55 738.69 8.248 50 737.94 8.240 46 718.00 8.017 53 715.81 7.993 660 713.38 7.966 553 711.94 7.950 61 711.31 7.943 59 710.63 7.935 53 710.13 7.930 57 709.31 7.920 75 707.00 7.895 789 704.63 7.868 711 702.81 7.848 48 702.69 7.847 48 702.56 7.845 48 702.31 7.842 48 642.69 7.177 44 640.56 7.153 86 638.13 7.126 963 635.63 7.098 59 634.63 7.087 48 634.19 7.082 55 633.81 7.077 48 633.06 7.069 50 632.63 7.064 55 629.38 7.028 776 627.63 7.008 66 626.88 7.000 48
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