“…IR (KBr): 3111(w), 2985(w), 1824(w), 1597(s), 1529(s), 1462(s), 1403(s), 1315(s), 1277(m), 1198(m), 1167(s), 1140(m), 1103(m), 997(s), 916(m), 869(s), 783(s), 683(w), 663(m), 634(s), 590(w) cm −1 . GC-EI-MS m/z (%): 234(8), 233 (5), 232 (42), 231 (7), 230(M + , 67), 217 (36), 216 (6), 215(59), 192 (6), 191 (12), 190 (31), 189 (20), 188 (49), 181 (5), 179 (16), 155 (24), 154 (7), 153(73), 134 (6), 127 (6), 126 (8), 118 (7), 101 (5), 100 (6), 99 (7), 92 (8), 91 (7), 86(5), 85 (6), 65 (6), 64(8), 53 (7), 43(100), 42 (15), 41(73), 40 (6).…”