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Table 1 UHPLC–Q-TOF-MS data of identified alkaloids from fruits of M. microcarpa

From: Isolation and identification of alkaloids from Macleaya microcarpa by UHPLC–Q-TOF-MS and their cytotoxic activity in vitro, antiangiogenic activity in vivo

Peak no.TR (min)Theoretical mass (m/z)Molecular formulaError (ppm)Observed mass (m/z)Fragment ions of MS2 (m/z)Identified compounds
12.296372.1805C21H25NO51.21372.1801165 (20), 181 (10), 190 (100), 191 (24), 192 (42), 208 (29), 338 (12), 354 (23), 372 (35)Demethylatedmuramine
24.549354.1336C20H19NO50.56354.1334149 (39), 165 (17), 188 (90), 189 (100), 190 (7), 206 (17), 336 (11)Protopine
35.564386.1962C22H27NO5− 3.64386.1976222 (91), 386 (100)Muramine
45.676370.1649C21H23NO5− 3.79370.1663149 (10), 165 (15), 188 (34), 189 (44), 190 (9), 204 (100), 222 (37), 352 (22)Allcryptopine
56.691370.1649C21H23NO5− 1.09370.1653165 (15), 181 (19), 188 (100), 189 (47), 190 (9), 206 (32), 336 (11), 352 (21)Cryptopine
66.747332.0923C20H14NO4− 0.35332.0924274 (24), 304 (30), 317 (27), 332 (100)Sanguinarine
76.916348.1236C21H18NO42.54348.1227290 (20), 304 (53), 318 (42), 332 (100), 333 (39), 348 (31)Chelerythrine
815.932717.2807C42H40N2O91.34717.2797348 (100), 349 (5)(±)-Macleayin G
918.749364.1185C21H18NO5+1.37364.1180306 (23), 320 (26), 334 (100), 348 (16), 349 (82), 364 (12)Dihydrochelirubine
103.535   386.1587165 (52), 204 (15), 222 (65), 252 (20), 266 (16), 267(25), 283 (68), 306 (26), 309 (37), 325 (66), 386 (29)Unknown
116.803   453.3436435 (100), 114 (58), 209 (65), 226 (20), 227 (10) 228 (24), 322 (86), 340 (13), 453 (86)Unknown
1215.819   717.2437332 (100), 717 (2)Unknown
1316.157   733.2767348 (100), 733 (15)Unknown
1418.749   749.2125386 (100), 749 (2)Unknown