dataset for mass spectrometry (MS)
MS (EI, 70 eV, 20 °C), m/z (%): 446/444 (22/45) [M]+, 442 (21), 307 (31), 155 (35), 154 (100), 147 (16), 139 (20), 138 (40), 137 (69), 136 (73), 120 (15), 107 (20), 95 (15), 91 (19), 89 (16).HRMS (C20H12Br2O2): [M]+ calcd 443.9178; found 443.9180.