Name Structure Retention time, min Molecular formula [M+H]+ theoret. [M+H]+ experim. Error, ppm Fragment ions m/z (relative intensity)
Sertraline (SER) 6.7 C17H17Cl2N 306.0811 306.0815 -1.3 159 (100), 275 (55), 129 (45)
DEGRADATION PRODUCTS 1a 4.8 C17H17Cl2NO 322.0760 322.0762 -0.6 238 (100), 273 (86), 211 (48)
1b 5.8 322.0760 322.0765 -1.6
2a 4.9 C17H18ClNO 288.1150 288.1136 4.9 111 (100), 101 (96), 211 (93), 129 (73)
2b 3.3 288.1150 288.1146 1.4 204 (100), 239 (47)
2c 3.3
3 6.0 C17H18ClN 272.1201 272.1193 2.9 125 (100), 241 (68), 129 (45)
4 10.3 C16H12Cl2O 291.0338 291.0325 4.5 117 (100), 145 (50), 238 (45)
5 5.8 C17H15Cl2N 304.0654 304.0664 -3.3 129 (100), 287 (86), 263 (48)
6 3.7 C17H19NO 254.1539 254.1528 4.3 239 (100), 101 (84), 133 (37), 223 (29)
7 4.6 C17H19NO2 270.1489 270.1478 4.1 111 (100), 129 (58), 67 (32), 211 (17), 183 (11), 239 (7)
Table 3: Degradation products of SER identified during the irradiation of river water samples by Xe-lamp light.