Dimeric Pyridine Alkaloids: Artifacts, o
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Michael Willems
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Article
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1988
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John Wiley and Sons
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English
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Isolation of alkaloids from ripe fruits of Ligustrum vulgare L. using 5 % H,SO, and NH,, results in up to 12 spots on TLC giving positive tests with Drugendorflreagent. However, these compounds have been proved to be artifacts, generated by ammonia from secoiridoid glucosides. Four monomeric alkaloi