表3.
酸枣仁水提物特征峰的鉴定
| Peak No. in Fig. 1 |
Ionization mode |
[M-H]- (m/z) |
Fragment ions (m/z) | Compound |
|---|---|---|---|---|
| 1 | ESI- | 593.1229 | 503.1137, 473.1072, 383.0766, 353.0653 | vicenin-2 |
| 2 | ESI- | 593.1250 | 413.0817, 293.0450 | glucosylvitexin |
| 3 | ESI- | 607.1390 | 445.1130, 427.1019, 307.0610 | spinosin |
| 4 | ESI- | 783.1782 | 427.103, 307.0614 | 6″'-feruloylspinosin |
| 5 | ESI- | 942.2246 | 762.1987, 427.0920, 293.0452 | 6″-O-(3-Glc-indole-acetyl) spinosin or its isomer |
| 6 | ESI- | 942.2246 | 762.2038, 607.1740 | 6″-O-(3-Glc-indole-acetyl) spinosin or its isomer |
| 7 | ESI- | 1118.2650 | 293.0479 | 6″-O-(3-Glc-indole-acetyl)-6″'-feruloylspinosin or its isomer |
| 8 | ESI- | 1118.3100 | / | 6″-O-(3-Glc-indole-acetyl)-6″'-feruloylspinosin or its isomer |
/: no fragment ions were detected.