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51716-63-3More Spectrum > CIS-BICYCLO[3.3.0]OCTANE-3,7-DIONE(51716-63-3)IR1
CIS-BICYCLO[3.3.0]OCTANE-3,7-DIONE
Product Name CIS-BICYCLO[3.3.0]OCTANE-3,7-DIONE
CAS51716-63-3
MFC8H10O2
MW138.16
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MS-NW-6379 cis-bicyclo(3.3.0)octane-3,7-dione C8H10O2 (Mass of molecular ion: 138)
Source Temperature: 260 °C Sample Temperature: 190 °C Reservoir, 75 eV
15.0 2.0 18.0 2.8 26.0 1.8 27.0 9.2 28.0 4.8 37.0 1.1 38.0 3.2 39.0 26.8 40.0 8.1 41.0 100.0 42.0 12.7 43.0 2.9 44.0 1.0 50.0 2.0 51.0 2.8 52.0 1.6 53.0 8.5 54.0 8.7 55.0 10.0 65.0 1.9 66.0 1.6 67.0 12.2 68.0 66.3 69.0 46.4 70.0 4.6 79.0 1.3 81.0 9.1 82.0 3.9 95.0 8.3 96.0 6.5 97.0 5.4 110.0 6.6 138.0 66.8 139.0 6.2
400 MHz in CDCl3
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1H NMR 399.65 MHz C8 H10 O2 0.039 g : 0.5 ml CDCl3 cis-bicyclo(3.3.0)octane-3,7-dione Assign. Shift(ppm)
A 3.061 B 2.580 C 2.162
Hz ppm Int.
1235.72 3.093 121 1232.79 3.085 114 1229.37 3.077 248 1228.64 3.075 249 1226.93 3.071 277 1225.71 3.067 293 1224.00 3.063 354 1222.29 3.059 302 1221.07 3.056 296 1219.36 3.052 268 1218.63 3.050 274 1215.21 3.041 139 1213.62 3.037 130 1212.16 3.034 146 1046.39 2.619 721 1044.56 2.614 443 1037.48 2.596 677 1028.56 2.574 270 1026.86 2.570 909 1019.90 2.552 515 1017.94 2.548 828 875.49 2.191 972 870.12 2.178 1000 855.83 2.142 829 850.59 2.129 738
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