Androsta-1,4-diene-3,17-dione
Product Name Androsta-1,4-diene-3,17-dione
CAS897-06-3
MFC19H24O2
MW284.39
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MassMS-NW-2330 1,4-androstadiene-3,17-dione C19H24O2 (Mass of molecular ion: 284)
Source Temperature: 200 °C Sample Temperature: 130 °C Direct, 75 eV
27.0 2.5 29.0 1.9 39.0 3.6 41.0 7.0 51.0 1.4 53.0 3.1 55.0 3.9 65.0 2.4 67.0 3.8 77.0 4.7 78.0 1.4 79.0 6.3 80.0 1.0 81.0 2.9 91.0 10.6 92.0 3.2 93.0 7.0 94.0 1.9 95.0 1.6 97.0 1.3 105.0 5.1 106.0 1.5 107.0 6.7 108.0 6.7 109.0 2.6 115.0 1.7 117.0 1.8 119.0 3.1 120.0 2.0 121.0 12.5 122.0 100.0 123.0 9.4 128.0 1.2 129.0 1.3 131.0 2.4 132.0 1.0 133.0 2.1 134.0 5.6 135.0 5.4 136.0 1.0 143.0 1.0 145.0 3.7 146.0 1.2 147.0 2.8 149.0 3.8 150.0 4.8 158.0 1.3 159.0 11.9 160.0 2.9 161.0 1.0 163.0 3.3 171.0 1.1 173.0 1.1 199.0 1.0 227.0 1.0 266.0 1.1 284.0 9.9 285.0 2.2
90 MHz in CDCl3
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1H NMR 89.56 MHz C19 H24 O2 0.046 g : 0.5 ml CDCl3 1,4-androstadiene-3,17-dione 
Assign. Shift(ppm)
A 7.050 B 6.236 C 6.08 D 2.81 to 0.74 E 1.266 F 0.950
Hz ppm Int.637.19 7.115 126 627.00 7.001 164 564.06 6.299 108 562.19 6.278 134 554.00 6.186 72 552.06 6.165 119 545.44 6.091 112 544.88 6.084 116 543.75 6.072 86 228.31 2.550 36 227.81 2.544 35 224.31 2.505 42 223.06 2.491 34 221.56 2.474 50 219.13 2.447 121 217.13 2.425 47 215.69 2.409 93 215.13 2.403 92 211.38 2.361 58 208.31 2.326 32 207.38 2.316 36 196.00 2.189 79 191.50 2.139 34 187.94 2.099 91 183.75 2.052 51 182.38 2.037 50 180.50 2.016 59 180.13 2.012 59 178.50 1.994 76 178.00 1.988 75 176.81 1.975 92 175.19 1.957 80 174.81 1.952 80 172.25 1.924 121 167.75 1.874 96 164.13 1.833 95 162.69 1.817 126 159.75 1.784 118 158.00 1.765 71 155.81 1.740 54 154.13 1.721 60 151.13 1.688 38 148.25 1.656 51 146.38 1.635 34 144.94 1.619 44 144.81 1.617 44 142.38 1.590 56 140.13 1.565 35 132.63 1.481 31 128.81 1.439 32 125.31 1.400 46 124.88 1.395 46 123.50 1.379 43 123.00 1.374 42 120.88 1.350 54 118.00 1.318 32 113.38 1.266 1000 106.81 1.193 55 105.50 1.178 47 103.38 1.155 66 101.00 1.128 55 99.69 1.114 49 99.38 1.110 49 97.75 1.092 56 97.38 1.088 56 91.63 1.024 40 85.13 0.951 718
in CDCl3
CCl4 solution
KBr disc
nujol mull
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