Naphthaquinones of Alkanna orientalis (L.) Boiss.
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.
Tawfik
Wafaa A
WA
Department of Phytochemistry., National Research Centre, 12311, Dokki, Egypt.
Shams
Khaled A
KA
Abdel-Azim
Nahla S
NS
Hassan
Nahed M
NM
Ismail
Shams I
SI