[A new natural product from root of Angelica dahurica cv. Qibaizhi].
Słowa kluczowe
Abstrakcyjny
OBJECTIVE
To study the chemical constituents of the root of Angelica dahurica cv. Qibaizhi.
METHODS
The compounds were isolated and purified by the methods of solvent extraction and chromatographic technique, and their structures were identified on the basis of the analyses of spectral data.
RESULTS
Twenty-seven compounds were obtained and identified as isoimperatorin (1), alloisoimperatorin (2), oxypeucedanin hydrate (3), byakangelicin (4), alloimperatorin (5), beta-sitosterol (6), dibutylphthalate (7), 6-(3,3-dimethylallyloxy) -7-hydroxycoumarin {7-hydroxy-6-[ (3-methyl-2-butenyl) oxy] -coumarin, 8}, xanthotoxol (9), 5-hydroxy-8-methoxypsoralen ( 5-hydroxyxanthotoxin, 10), smyrindiol (11), umbelliferone (12), bergapten (13), imperatorin (14), phellopterin (15), isoimpinellin (16), 6-acyl-7-methoxycoumarin (17), psoralen (18), isoscopletin (19), scoparone (20), xanthotoxin (21), angelol A (22), oxypeucedanin ethanolate (oxypeucedanin hydrate-3"-ethyl ether, 23), dehydrogeijerin (pablohopin, 24) , ulopterol (25), heraclenol (26), and pabulenol (27), respectively.
CONCLUSIONS
Compound 8 was a new natural product and the above-mentioned all the compounds except for compounds 1, 3 and 14 were isolated from the root of A. dahurica cv. Qibaizhi for the first time.