[Studies on quality standards of radix Angelicae dahuricae].
OBJECTIVE
To work out a qualitay standard of Radix Angelicae dahuricae.


METHODS
TLC and HPLC were adopted.


RESULTS
Four coumerin compounds were identified by TLC, and the contents of two compounds were determined by HPLC.


CONCLUSIONS
Imperatorin, isoimperatorin, byakangelicin and oxypeucedaninhydrate can be found simultaneously in Radix Angelicae dahuricae. The contents of imperatorin and isoimperitorin are not lower than 0.1% and 0.04% respectively.
Xiao
Yong-qing
YQ
Institute of Chinese Materia Medica, China Academy of Traditional Chinese Medicine, Beijing 100700, China. X.heqi@yeah.net
Li
Li
L
You
Xiao-lin
XL
Zhang
Cun
C
Taniguci
Masahiko
M
Baba
Kimiye
K
D029969:Angelica / Q000737:chemistry*; D011564:Furocoumarins / Q000032:analysis*; D018517:Plant Roots / Q000737:chemistry; D010946:Plants, Medicinal / Q000737:chemistry*; D011786:Quality Control
D011564:Furocoumarins; C055542:isoimperatorin; C434685:9-(2,3-dihydroxy-3-methylbutoxy)-4-methoxy-7H-furo(3,2-g)(1)benzopyran-7-one; C031534:imperatorin