LCMS:Hochuekkito
From Metabolomics.JP
(Difference between revisions)
(New page: == 2D-Mass chromatogram == Image:Hochuekkito_L_LC.jpg Image:Hochuekkito_LC.jpg {| class="wikitable" style="width:80%" |- | Instrument || Shimadzu LC-IT-TOF MS ESI (Negative ion ...) |
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== 2D-Mass chromatogram == | == 2D-Mass chromatogram == | ||
| − | [[Image:Hochuekkito_L_LC.jpg]] | + | [[Image:Hochuekkito_L_LC.jpg|thumb|600px|left|Mass chromatographic fingerprints of HET using Atractylodis Lanceae Rhizoma]] |
| − | [[Image:Hochuekkito_LC.jpg]] | + | [[Image:Hochuekkito_LC.jpg|thumb|600px|left|Mass chromatographic fingerprints of HET using Atractylodis Rhizoma]] |
{| class="wikitable" style="width:80%" | {| class="wikitable" style="width:80%" | ||
Revision as of 13:58, 10 December 2009
2D-Mass chromatogram
| Instrument | Shimadzu LC-IT-TOF MS ESI (Negative ion mode) |
| Column | Waters Atlantis T3 (2.1 mm x 150 mm) |
| Column Temperature | 40℃ |
| Solvent A | 5 mM Ammonium acetate solution |
| Solvent B | acetonitrile |
| Gradient | 10% to 100% Solvent B (0-30 min), 100% Solvent B (30-40 min) |
| Source voltage | – 3.5 kV |
| Capillary temperature | 200 °C |
| Nebulizer gas | 1.5 l/min |
| Retention Time (min) | Compounds | Molecular formula | (M-H)- ions |
|---|---|---|---|
| 12.60 | Liquiritin | C21H22O9 | 417.1191 |
| 12.85 | Liquiritin apioside | C26H22O9 | 549.1614 |
| 13.41 | Licoricesaponin G2 | C42H62O17 | 837.3914 |
| 14.10 | Glycyrrhizin | C42H62O16 | 821.3965 |
| 14.26 | Licoricesaponin A3 | C48H72O21 | 983.4493 |
| 14.47 | Licoricesaponin H2 | C42H62O16 | 821.3965 |
| 14.92 | Licoricesaponin E2 | C42H60O16 | 819.3809 |
| 16.12 | Licorice glycoside E | C35H35NO14 | 692.1985 |
