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MassMS-IW-0021 2,5-dibromo-3-isopropyl-6-methyl-p-benzoquinone C10H10Br2O2 (Mass of molecular ion: 320)
Source Temperature: 110 °C Sample Temperature: 80 °C Direct, 75 eV
18.0 4.2 27.0 5.6 28.0 2.1 29.0 1.1 37.0 1.7 38.0 5.6 39.0 25.4 40.0 2.4 41.0 13.7 42.0 1.0 43.0 11.4 44.0 2.0 45.0 2.9 50.0 5.4 51.0 15.6 52.0 6.4 53.0 6.8 55.0 2.0 59.0 2.9 61.0 1.4 62.0 3.2 63.0 7.8 64.0 2.4 65.0 11.9 65.5 1.2 66.0 8.9 66.5 1.3 67.0 46.1 68.0 2.2 74.0 2.2 75.0 2.2 76.0 1.4 77.0 9.5 78.0 4.1 79.0 11.1 80.0 2.3 81.0 1.4 82.0 1.0 85.0 1.3 86.0 1.1 89.0 5.3 90.0 5.4 91.0 17.5 92.0 2.3 93.0 3.6 95.0 2.7 99.0 1.0 103.0 3.7 104.0 1.9 105.0 14.6 106.0 15.0 107.0 1.8 115.0 3.1 116.0 3.7 117.0 3.0 118.0 2.9 119.0 6.5 120.0 1.1 120.5 1.3 121.0 1.1 121.5 1.0 131.0 5.6 132.0 1.2 133.0 12.6 134.0 44.6 135.0 4.6 144.0 2.1 145.0 2.2 146.0 1.7 147.0 12.8 148.0 1.5 157.0 1.5 159.0 1.4 161.0 8.2 162.0 57.3 163.0 6.5 169.0 1.7 170.0 1.6 171.0 2.9 172.0 1.6 173.0 1.8 185.0 8.6 186.0 1.3 187.0 8.0 197.0 2.0 198.0 5.0 199.0 3.3 200.0 4.7 201.0 3.2 203.0 1.2 212.0 1.9 213.0 16.8 214.0 3.4 215.0 16.1 216.0 1.6 225.0 3.7 226.0 20.5 227.0 5.1 228.0 20.8 229.0 2.2 230.0 1.2 239.0 1.3 240.0 3.7 241.0 54.8 242.0 9.8 243.0 53.0 244.0 6.0 249.0 1.1 251.0 2.3 253.0 1.2 264.0 5.6 265.0 1.0 266.0 10.7 267.0 1.2 268.0 5.4 277.0 1.4 279.0 2.9 281.0 1.7 292.0 45.6 293.0 5.5 294.0 89.8 295.0 10.4 296.0 44.4 297.0 5.1 305.0 3.7 307.0 8.5 309.0 6.9 311.0 2.0 320.0 50.1 321.0 6.6 322.0 100.0 323.0 11.9 324.0 51.3 325.0 5.9 326.0 2.1
400 MHz in CDCl3
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1H NMR 399.65 MHz C10 H10 Br2 O2 0.031 g : 0.5 ml CDCl3 2,5-dibromo-3-isopropyl-6-methyl-p-benzoquinone 
Assign. Shift(ppm)
A 3.478 B 2.282 C 1.324
Hz ppm Int.1404.30 3.514 26 1397.34 3.497 66 1390.26 3.479 89 1383.30 3.462 67 1376.22 3.444 27 916.87 2.295 25 915.16 2.290 44 912.11 2.283 1000 908.81 2.275 33 532.84 1.334 925 525.88 1.316 911
in CDCl3
KBr disc
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