Table 1.
GC-MS alkaloid profiling of Crinum × amabile collected in Ecuador. Values expressed as mg GAL·g−1 AE.
| Alkaloid | MS | RI | A | B |
|---|---|---|---|---|
| Haemanthamine/Crimine-Type (Total) | (25.7) | (62.6) | ||
| buphanisine (1) a | 285 (100), 270 (34), 254 (35), 215 (84), 115 (31) | 2461.2 | 16.1 | 23.0 |
| vittatine/crinine (2a/2b) a | 271 (100), 228 (25), 199 (63), 187 (60), 115 (30) | 2507.3 | (-) | 6.8 |
| 8-O-demethylmaritidine (3) a | 273 (100), 230 (39), 201 (87), 189 (56), 128 (36) | 2542.9 | (-) | 15.0 |
| augustine (4) a | 301 (100), 228 (33), 175 (75), 143 (37), 115 (44) | 2600.4 | 9.6 | 12.4 |
| ambelline (5) a | 331 (97), 299 (52), 287 (100), 260 (90), 241 (51) | 2810.9 | (-) | 5.4 |
| Lycorine-Type (Total) | (118.9) | (29.8) | ||
| 1-O-acetylcaranine (6) a | 313 (67), 252 (100), 240 (11), 226 (91), 227 (35) | 2554.5 | 6.4 | (-) |
| 11,12-dehydroanhydrolycorine (7) a | 249 (65), 248 (100), 190 (25), 163 (7), 123 (5) | 2639.8 | 5.1 | 5.1 |
| 1-O-acetyllycorine (8) a | 329 (39), 268 (32), 250 (18), 227 (64), 226 (100) | 2750.5 | (-) | 5.9 |
| sternbergine (9) a | 331 (43), 270 (29), 252 (12), 229 (76), 228 (100) | 2740.0 | 5.3 | (-) |
| lycorine (10) a | 287 (44), 268 (35), 250 (18), 227 (86), 147 (17) | 2817.5 | 102.1 | 18.8 |
| Galanthamine-Type (Total) | (15.3) | (11.6) | ||
| sanguinine (11) a | 273 (100), 272 (82), 256 (18), 202 (31), 160 (38) | 2453.0 | 6.4 | 5.6 |
| 3-O-acetylsanguinine (12) a | 315 (54), 256 (100), 255 (61), 212 (28), 96 (50) | 2556.1 | 8.9 | 6.0 |
| Unidentified (Total) | (11.9) | (46.0) | ||
| UI (ismine-type) b (13) | 269 (-), 268 (2), 240 (8), 226 (22), 225 (100) | 2368.5 | (-) | 6.1 |
| UI (haemanthamine/crinine-type) b (14) | 301 (65), 300 (100), 244 (67), 215 (19), 201 (17) | 2497.4 | 5.8 | 7.9 |
| UI (tazettine-type) b (15) | 315 (67), 300 (20), 284 (47), 260 (100), 229 (83) | 2517.7 | (-) | 6.8 |
| UI (haemanthamine/crimine-type) b (16) | 301 (66), 286 (8), 270 (10), 246 (100), 231 (43) | 2645.0 | 6.1 | (-) |
| UI (haemanthamine/crimine-type) b (17) | 269 (100), 240 (47), 224 (30), 211 (26), 181 (69) | 2685.8 | (-) | 12.8 |
| UI (galanthamine-type) b (18) | 299 (94), 244 (100) 229 (28), 201 (40), 187 (18) | 2758.2 | (-) | 5.5 |
| UI (haemanthamine/crimine-type) b (19) | 315 (100), 272 (8), 258 (93), 240 (10), 188 (63) | 2875.4 | (-) | 6.9 |
| Total Alkaloids: | 171.8 | 150.0 |
RI = Kovats Retention Index; A = bulbs; B = leaves; UI = unidentified; a identified using our homemade Amaryllidaceae alkaloid library; b proposed structure-type according to the fragmentation pattern; (-) = not reported in the alkaloid profiling.