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MassMS-NW-4256 phthalaldehyde C8H6O2 (Mass of molecular ion: 134)
Source Temperature: 260 °C Sample Temperature: 180 °C Reservoir, 75 eV
27.0 3.9 28.0 1.6 29.0 5.3 37.0 2.5 38.0 3.0 39.0 6.4 49.0 1.7 50.0 16.7 51.0 38.5 52.0 9.6 53.0 2.4 61.0 1.3 62.0 2.2 63.0 3.3 73.0 1.2 74.0 5.7 75.0 3.9 76.0 8.5 77.0 76.2 78.0 16.4 79.0 1.1 89.0 1.1 104.0 2.3 105.0 100.0 106.0 36.5 107.0 2.6 133.0 7.1 134.0 35.1 135.0 3.4
90 MHz in CDCl3
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1H NMR 89.56 MHz C8 H6 O2 0.045 g : 0.5 ml CDCl3 phthalaldehyde 
Assign. Shift(ppm)
A 10.53 B 7.96 C 7.80
Hz ppm Int.943.44 10.535 1000 720.00 8.040 183 716.41 8.000 155 714.87 7.983 147 714.18 7.975 77 713.76 7.970 135 711.19 7.941 357 710.68 7.936 369 707.26 7.898 109 706.58 7.890 30 704.96 7.872 104 701.37 7.832 304 700.85 7.826 267 698.21 7.797 134 697.18 7.785 124 695.56 7.767 152 692.05 7.728 144
in CDCl3
KBr disc
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