Molecular FormulaC8H7N3O2
Molecular Weight177.16
InChIInChI=1S/C8H7N3O2/c9-5-3-1-2-4-6(5)8(13)11-10-7(4)12/h1-3H,9H2,(H,10,12)(H,11,13)
InChIKey HWYHZTIRURJOHG-UHFFFAOYSA-N
SmilesC1(=O)C2=C(C(N)=CC=C2)C(=O)NN1

Mass
MS-NW-8505 5-amino-2,3-dihydro-1,4-phthalazinedione C8H7N3O2 (Mass of molecular ion: 177)
Source Temperature: 240 °C Sample Temperature: 280 °C Direct, 75 eV
27.0 1.3
28.0 7.7
29.0 1.3
37.0 1.5
38.0 2.7
39.0 6.2
40.0 1.2
41.0 3.0
43.0 1.1
44.0 2.7
45.5 2.2
48.0 3.6
50.0 2.2
51.0 3.0
52.0 5.3
53.0 1.6
60.0 1.3
61.0 1.3
62.0 2.7
63.0 6.6
64.0 10.8
65.0 16.6
66.0 3.3
73.5 1.3
74.0 1.1
75.0 4.6
76.0 3.0
77.0 2.6
78.0 1.7
79.0 1.4
88.5 1.0
89.0 1.3
90.0 3.9
91.0 41.6
92.0 13.8
93.0 2.9
103.0 2.5
104.0 3.6
105.0 2.4
106.0 1.2
116.0 1.4
117.0 1.8
118.0 1.2
119.0 58.6
120.0 9.5
133.0 1.3
143.0 1.3
147.0 3.1
148.0 2.0
162.0 3.2
177.0 100.0
178.0 10.1
179.0 1.0
400 MHz in DMSO-d6
90 MHz in DMSO-d6

| 1H NMR | 399.65 MHz |
| C8 H7 N3 O2 | 0.038 g : 0.5 ml DMSO-d6 |
| 5-amino-2,3-dihydro-1,4-phthalazinedione | |
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Assign. Shift(ppm) |
Hz ppm Int.
4484.46 11.221 86 3005.76 7.521 63 3002.10 7.512 590 2998.07 7.502 105 2994.04 7.492 1000 2990.56 7.483 118 2986.35 7.473 718 2983.05 7.465 95 2939.46 7.356 191 2801.35 7.010 749 2800.43 7.008 931 2797.14 6.999 99 2793.84 6.991 792 2792.92 6.989 855 2781.20 6.960 94 2777.90 6.951 756 2776.99 6.949 832 2769.84 6.931 739 2768.74 6.928 771

| 1H NMR | 89.56 MHz |
| C8 H7 N3 O2 | 0.041 g : 0.5 ml DMSO-d6 |
| 5-amino-2,3-dihydro-1,4-phthalazinedione | |
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Assign. Shift(ppm) |
Hz ppm Int.
679.06 7.583 341
671.25 7.495 628
663.31 7.407 618
631.31 7.050 375
630.19 7.037 759
628.31 7.016 86
627.50 7.007 91
625.75 6.987 638
624.56 6.974 473
623.63 6.964 519
622.44 6.950 475
619.38 6.916 84
617.69 6.897 485
616.50 6.884 387
575.00 6.421 1000
DMSO-d6

KBr disc

nujol mull


Luminol(521-31-3) Raman Atlas of Related Products
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