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MassMS-NW-1938 6,7,8,9-tetrahydro-5H-tetrazolo(1,5-a)azepine C6H10N4 (Mass of molecular ion: 138)
Source Temperature: 170 °C Sample Temperature: 130 °C Direct, 75 eV
15.0 3.7 18.0 1.0 26.0 7.4 27.0 27.2 28.0 26.5 29.0 14.5 30.0 2.4 37.0 1.5 38.0 3.5 39.0 34.7 40.0 8.8 41.0 64.3 42.0 19.0 43.0 3.9 50.0 2.2 51.0 3.6 52.0 2.9 53.0 12.0 54.0 34.5 55.0 96.6 56.0 17.2 57.0 2.2 65.0 2.2 66.0 1.2 67.0 9.8 68.0 9.1 69.0 3.5 70.0 1.5 78.0 1.2 79.0 1.4 80.0 1.2 81.0 7.2 82.0 100.0 83.0 7.8 95.0 6.3 96.0 5.5 109.0 21.1 110.0 1.7 138.0 22.3 139.0 3.6
90 MHz in CDCl3
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1H NMR 89.56 MHz C6 H10 N4 0.048 g : 0.5 ml CDCl3 6,7,8,9-tetrahydro-5H-tetrazolo[1,5-a]azepine 
Assign. Shift(ppm)
A 4.51 B 3.11 C 2.17 to 1.62
Hz ppm Int.408.19 4.558 247 402.44 4.494 221 401.75 4.486 221 398.88 4.454 211 283.94 3.171 306 280.94 3.137 138 278.13 3.106 188 275.56 3.077 138 273.00 3.049 276 183.50 2.049 170 182.31 2.036 143 180.19 2.012 246 176.75 1.974 491 173.88 1.942 1000 172.06 1.922 829 171.00 1.910 904 168.75 1.885 743 164.44 1.837 465 164.19 1.834 465 161.81 1.807 307 161.06 1.799 320 159.88 1.786 357 158.19 1.767 326 156.00 1.742 202 155.50 1.737 201 153.88 1.719 223 152.00 1.698 124 151.00 1.687 94 150.44 1.680 96 148.13 1.654 99
in CDCl3
CCl4 solution
KBr disc
nujol mull
4880 A,200 M,powder
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