Difference between revisions of "Berberis dye (berberis tibetasia) LC"
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| Line 34: | Line 34: | ||
! scope="col"| Other | ! scope="col"| Other | ||
|- | |- | ||
| − | | | + | | palmatine |
| − | | | + | | 37.1 |
| − | | | + | | 351 |
| − | | | + | | 348,428 |
| − | | | + | | minor component |
|- | |- | ||
| − | | | + | | jatrorrhizine |
| − | | 34. | + | | 34.4 |
| − | | | + | | 337 |
| − | | | + | | 348,428 |
| | | | ||
|- | |- | ||
| − | | | + | | berberine |
| − | | | + | | 37.1 |
| − | | | + | | 335 |
| − | | | + | | 348,428 |
| − | + | | major component | |
| − | |||
| − | |||
| − | |||
| − | | | ||
| − | |||
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Revision as of 08:43, 22 June 2017
Description
Historical importance
Summary of results
Analytical instrumentation and procedures
Chromatograms
berberis tibetasiadyed silk sample (direct dye without mordant) was extracted and the extract was injected in HPLC-DAD-MS for analysis.
HPLC-DAD profile and compunds identified
Absorbance at 350nm (mAU)
Identified compounds
| Compound | RT (min.) | MW | UV/vis | Other | |
|---|---|---|---|---|---|
| palmatine | 37.1 | 351 | 348,428 | minor component | |
| jatrorrhizine | 34.4 | 337 | 348,428 | ||
| berberine | 37.1 | 335 | 348,428 | major component |
References
[1] [2] [3]