The roots of Alkanna orientalis (L.) Boiss yielded alpha-methyl-n-butyl alkannin (compound 1) and alkannin acetate (compound 2). The compounds were identified by UV, MS, (1)H NMR and (13)C NMR. Quantitative determination of alpha-methyl-n-butyl alkannin and alkannin acetate in Alkanna orientalis (L) Boiss roots was established by TLC densitometry.
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| http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2816436 | PMC |
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