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699-98-9More Spectrum > 2,3-Pyridinedicarboxylic anhydride(699-98-9)1HNMR
2,3-Pyridinedicarboxylic anhydride
Product Name 2,3-Pyridinedicarboxylic anhydride
CAS699-98-9
MFC7H3NO3
MW149.1
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MS-NW-7351 2,3-pyridinedicarboxylic anhydride C7H3NO3 (Mass of molecular ion: 149)
Source Temperature: 170 °C Sample Temperature: 130 °C Direct, 75 eV
25.0 1.1 26.0 9.4 28.0 2.2 36.0 1.4 37.0 5.7 38.0 8.3 38.5 10.1 39.0 3.6 44.0 1.9 48.0 2.0 49.0 10.9 50.0 40.7 51.0 12.9 52.0 3.6 52.5 6.1 53.0 3.0 74.0 1.2 75.0 9.2 76.0 20.6 77.0 95.1 78.0 7.7 79.0 1.0 105.0 100.0 106.0 7.6 123.0 3.5 149.0 12.7 150.0 1.2
90 MHz in DMSO-d6
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1H NMR 89.56 MHz C7 H3 N O3 0.044 g : 0.5 ml DMSO-d6 2,3-pyridinedicarboxylic anhydride Assign. Shift(ppm)
A 9.149 B 8.532 C 7.951
Hz ppm Int.
822.69 9.186 711 821.25 9.170 734 817.88 9.133 794 816.38 9.116 780 813.94 9.089 30 769.31 8.590 735 767.81 8.574 696 764.50 8.537 32 761.50 8.503 1000 760.00 8.486 883 758.88 8.474 44 717.81 8.015 946 716.25 7.998 33 715.13 7.985 35 712.94 7.961 865 710.00 7.928 703 705.13 7.874 656
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